Common use of Calculation of Payments and Billing Clause in Contracts

Calculation of Payments and Billing. 2.3.1 XXXX shall compensate CENTENNIAL for Telecommunications Traffic that is delivered by XXXX to CENTENNIAL as prescribed and at the rate provided in Attachment I, Section 2.1, above. CENTENNIAL will compensate XXXX for Telecommunications Traffic delivered to XXXX for termination to its customers, as prescribed and at the rate provided in Attachment I, Section 2.1, for traffic not subject to Reciprocal Compensation exchanged between CENTENNIAL and XXXX, as prescribed and at the rates provided in Attachment I, Section 2.2. 2.3.2 CENTENNIAL shall prepare a monthly billing statement to XXXX, reflecting the calculation of Reciprocal Compensation and Access Compensation due CENTENNIAL. XXXX shall prepare a monthly billing statement to CENTENNIAL which will reflect the calculation of Reciprocal Compensation and Access Compensation due XXXX. 2.3.3 If XXXX has no way of measuring the Non-Local Traffic, both Parties agree to use a default factor of 5% as an estimate of traffic not subject to reciprocal compensation. The actual recorded usage shall be the basis for billing, when available and verifiable, and will be based on XXXX’x intrastate access tariff. 2.3.4 Where indirect or direct interconnection facilities are used for traffic exchange between the Parties, the recurring charges for such facilities billed by XXXX shall be reduced by an agreed upon percentage representing the estimated or actual percentage of Telecommunication Traffic exchanged between the Parties over such facilities that originate on XXXX’x network by XXXX’x customers. This percentage is referred to as the Traffic Factor. Upon review by one of the Parties and, if warranted by the actual usage, a notification will be sent to the other Party outlining the percentage change and implementation date. Supporting documentation for the percentage change will be provided. The initial percentage shall be: a) Landline to Wireless 20% b) Wireless to Landline 80%

Calculation of Payments and Billing. 2.3.1 XXXX DRENTHE shall compensate CENTENNIAL for Telecommunications Traffic that is delivered by XXXX DRENTHE to CENTENNIAL as prescribed and at the rate provided in Attachment I, Section 2.1, above. CENTENNIAL will compensate XXXX DRENTHE for Telecommunications Traffic delivered to XXXX DRENTHE for termination to its customers, as prescribed and at the rate provided in Attachment I, Section 2.1, for traffic not subject to Reciprocal Compensation exchanged between CENTENNIAL and XXXXDRENTHE, as prescribed and at the rates provided in Attachment I, Section 2.2. 2.3.2 CENTENNIAL shall prepare a monthly billing statement to XXXXDRENTHE, reflecting the calculation of Reciprocal Compensation and Access Compensation due CENTENNIAL. XXXX DRENTHE shall prepare a monthly billing statement to CENTENNIAL which will reflect the calculation of Reciprocal Compensation and Access Compensation due XXXXDRENTHE. 2.3.3 If XXXX DRENTHE has no way of measuring the Non-Local Traffic, both Parties agree to use a default factor of 5% as an estimate of traffic not subject to reciprocal compensation. The actual recorded usage shall be the basis for billing, when available and verifiable, and will be based on XXXX’x DRENTHE’s intrastate access tariff. 2.3.4 Where indirect or direct interconnection facilities are used for traffic exchange between the Parties, the recurring charges for such facilities billed by XXXX DRENTHE shall be reduced by an agreed upon percentage representing the estimated or actual percentage of Telecommunication Traffic exchanged between the Parties over such facilities that originate on XXXX’x DRENTHE’s network by XXXX’x DRENTHE’s customers. This percentage is referred to as the Traffic Factor. Upon review by one of the Parties and, if warranted by the actual usage, a notification will be sent to the other Party outlining the percentage change and implementation date. Supporting documentation for the percentage change will be provided. The initial percentage shall be: a) Landline to Wireless 20% b) Wireless to Landline 80%

Calculation of Payments and Billing. 2.3.1 XXXX XXXXX COUNTY shall compensate CENTENNIAL for Telecommunications Traffic that is delivered by XXXX XXXXX COUNTY to CENTENNIAL as prescribed and at the rate provided in Attachment I, Section 2.1, above. CENTENNIAL will compensate XXXX XXXXX COUNTY for Telecommunications Traffic delivered to XXXX XXXXX COUNTY for termination to its customers, as prescribed and at the rate provided in Attachment I, Section 2.1, for traffic not subject to Reciprocal Compensation exchanged between CENTENNIAL and XXXXXXXXX COUNTY, as prescribed and at the rates provided in Attachment I, Section 2.2. 2.3.2 CENTENNIAL shall prepare a monthly billing statement to XXXXXXXXX COUNTY, reflecting the calculation of Reciprocal Compensation and Access Compensation due CENTENNIAL. XXXX XXXXX COUNTY shall prepare a monthly billing statement to CENTENNIAL which will reflect the calculation of Reciprocal Compensation and Access Compensation due XXXXXXXXX COUNTY. 2.3.3 If XXXX XXXXX COUNTY has no way of measuring the Non-Local Traffic, both Parties agree to use a default factor of 5% as an estimate of traffic not subject to reciprocal compensation. The actual recorded usage shall be the basis for billing, when available and verifiable, and will be based on XXXX’x XXXXX COUNTY’s intrastate access tariff. 2.3.4 Where indirect or direct interconnection facilities are used for traffic exchange between the Parties, the recurring charges for such facilities billed by XXXX XXXXX COUNTY shall be reduced by an agreed upon percentage representing the estimated or actual percentage of Telecommunication Traffic exchanged between the Parties over such facilities that originate on XXXX’x XXXXX COUNTY’s network by XXXX’x XXXXX COUNTY’s customers. This percentage is referred to as the Traffic Factor. Upon review by one of the Parties and, if warranted by the actual usage, a notification will be sent to the other Party outlining the percentage change and implementation date. Supporting documentation for the percentage change will be provided. The initial percentage shall be: a) Landline to Wireless 2030% b) Wireless to Landline 8070%

Calculation of Payments and Billing. 2.3.1 XXXX 5.3.1 XXXXXXXXX shall compensate CENTENNIAL SPRINT for Subject Telecommunications Traffic that is delivered by XXXX XXXXXXXXX to CENTENNIAL SPRINT, as prescribed in Section 3.1 and at the rate provided in Attachment I, Section 2.1, above. CENTENNIAL A. SPRINT will compensate XXXX XXXXXXXXX for Subject Telecommunications Traffic delivered to XXXX XXXXXXXXX for termination to its customers, as prescribed in Sections 3.1 and 3.2, , as applicable and at the rate provided in Attachment I, Section 2.1, A and for traffic not subject to Reciprocal Compensation Access Traffic exchanged between CENTENNIAL and XXXXSPRINT & XXXXXXXXX, as prescribed and at the rates provided in Attachment I, Section 2.24.2. 2.3.2 CENTENNIAL 5.3.2 SPRINT shall prepare a monthly billing statement to XXXXXXXXXXXXX, reflecting the calculation of Reciprocal Compensation and Access Compensation due CENTENNIALSPRINT. XXXX XXXXXXXXX shall prepare a monthly billing statement to CENTENNIAL SPRINT, which will separately reflect the calculation of Reciprocal Compensation Compensation, Switched Access Compensation, and Access Compensation total compensation due XXXXXXXXXXXXX. 2.3.3 If XXXX 5.3.3 Recognizing that XXXXXXXXX has no way of measuring the Non- Subject Telecommunications Traffic, in the event that SPRINT does not track the usage information required to identify the Non-Local TrafficSubject Telecommunications Traffic originated or terminated by XXXXXXXXX, both Parties agree to use a default factor of 52% as an estimate of traffic not subject to reciprocal compensationNon-Subject Telecommunications Traffic. The actual recorded usage shall be the basis for billing, when available and verifiable, and will be based on XXXX’x intrastate access tariff. 2.3.4 Where indirect or direct 5.3.4 Dedicated interconnection facilities are used for two-way traffic exchange between the Parties, Parties will be mutually agreed upon and the recurring charges for such facilities facilities, excluding cost of new construction (which shall be paid for by XXXXXXXXX), provided and billed by XXXX XXXXXXXXX shall be reduced by an agreed upon percentage representing the estimated or actual percentage shared based on each Party’s proportion of Telecommunication originating Subject Telecommunications Traffic to total Subject Telecommunications Traffic exchanged between the Parties over such facilities that originate on XXXX’x network Parties, in accordance with this Agreement. For the purposes of billing compensation for Subject Telecommunications Traffic, billed minutes will be based upon actual usage data or records/reports provided by XXXX’x customersthe transiting carrier may be the basis for billing, If actual usage data or records/reports provided by the transiting carrier are not available to determine the amount of Subject Telecommunications Traffic exchanged between the Parties, then an estimated percentage of originating Subject Telecommunications Traffic to total Subject Telecommunications Traffic may be used. This estimated percentage is referred to as the Traffic Factor. Upon Factor and is listed in Attachment A. The Parties agree to review by one of the Parties Traffic Factor on a periodic basis and, if warranted by the actual usage, a notification will be sent to revise the other Party outlining the percentage change and implementation dateTraffic Factor appropriately. Supporting documentation for the percentage change will be provided. If the Parties do not reach agreement on the proposed Traffic Factor within 60 days of receipt of the proposed percentage change by the other Party, then either Party may seek resolution through Section 24 Dispute Resolution. 5.3.5 The initial percentage Parties agree that disputed and undisputed amounts due under this Agreement shall bebe handled as follows: a5.3.5.1 If any portion of an amount due to a Party (the "Billing Party") Landline under this Agreement is subject to Wireless 20% ba bona fide dispute between the Parties, the Party billed (the "Non-Paying Party") Wireless shall, within thirty (30) days of its receipt of the invoice containing such disputed amount, give written notice to Landline 80the Billing Party of the amounts it disputes ("Disputed Amounts") and include in such notice the specific details and reasons for disputing each item. The Non-Paying Party shall pay within forty-five (45) days of receipt on an invoice, all undisputed amounts to the Billing Party. The Parties will work together in good faith to resolve issues relating to the disputed amounts. If the dispute cannot be resolved within thirty (30) days of receipt, the dispute will be escalated to the 2nd level of management within each company. If the dispute cannot be resolved within sixty (60) days of the receipt, the dispute will be escalated to the 3rd level. After ninety (90) days from receipt of dispute, the Parties will follow the Formal Dispute Resolution procedures in Section 24. If the dispute is resolved such that payment is required, the Non-Paying Party shall pay the disputed amounts with interest at the lesser of (i) one and one-half percent (1-1/2%) per month or (ii) the highest rate of interest that may be charged under Michigan’s applicable law. In addition, the Billing Party may cease terminating traffic for the Non-Paying Party after undisputed amounts not paid become more than 90 days past due, provided the Billing Party gives 30 days’ written notice and opportunity to cure the default prior to terminating service. 5.3.5.2 Any undisputed amounts not paid when due shall accrue interest from the date such amounts were due at the lesser of (i) one and one-half percent (1-1/2%) per month or (ii) the highest rate of interest that may be charged under Michigan’s applicable law. 5.3.5.3 Undisputed amounts shall be paid within forty-five days of receipt of the invoice.

Calculation of Payments and Billing. 2.3.1 XXXX 5.3.1 XXXXX COUNTY shall compensate CENTENNIAL SPRINT for Subject Telecommunications Traffic that is delivered by XXXX XXXXX COUNTY to CENTENNIAL SPRINT, as prescribed in Section 3.1 and at the rate provided in Attachment I, Section 2.1, above. CENTENNIAL A. SPRINT will compensate XXXX XXXXX COUNTY for Subject Telecommunications Traffic delivered to XXXX XXXXX COUNTY for termination to its customers, as prescribed in Sections 3.1 and 3.2, , as applicable and at the rate provided in Attachment I, Section 2.1, A and for traffic not subject to Reciprocal Compensation Access Traffic exchanged between CENTENNIAL and XXXXSPRINT & XXXXX COUNTY, as prescribed and at the rates provided in Attachment I, Section 2.24.2. 2.3.2 CENTENNIAL 5.3.2 SPRINT shall prepare a monthly billing statement to XXXXXXXXX COUNTY, reflecting the calculation of Reciprocal Compensation and Access Compensation due CENTENNIALSPRINT. XXXX XXXXX COUNTY shall prepare a monthly billing statement to CENTENNIAL SPRINT, which will separately reflect the calculation of Reciprocal Compensation Compensation, Switched Access Compensation, and Access Compensation total compensation due XXXXXXXXX COUNTY. 2.3.3 If XXXX 5.3.3 Recognizing that XXXXX COUNTY has no way of measuring the Non- Subject Telecommunications Traffic, in the event that SPRINT does not track the usage information required to identify the Non-Local TrafficSubject Telecommunications Traffic originated or terminated by XXXXX COUNTY, both Parties agree to use a default factor of 52% as an estimate of traffic not subject to reciprocal compensationNon-Subject Telecommunications Traffic. The actual recorded usage shall be the basis for billing, when available and verifiable, and will be based on XXXX’x intrastate access tariff. 2.3.4 Where indirect or direct 5.3.4 Dedicated interconnection facilities are used for two-way traffic exchange between the Parties, Parties will be mutually agreed upon and the recurring charges for such facilities facilities, excluding cost of new construction (which shall be paid for by XXXXX COUNTY), provided and billed by XXXX XXXXX COUNTY shall be reduced by an agreed upon percentage representing the estimated or actual percentage shared based on each Party’s proportion of Telecommunication originating Subject Telecommunications Traffic to total Subject Telecommunications Traffic exchanged between the Parties over such facilities that originate on XXXX’x network Parties, in accordance with this Agreement. For the purposes of billing compensation for Subject Telecommunications Traffic, billed minutes will be based upon actual usage data or records/reports provided by XXXX’x customersthe transiting carrier may be the basis for billing, If actual usage data or records/reports provided by the transiting carrier are not available to determine the amount of Subject Telecommunications Traffic exchanged between the Parties, then an estimated percentage of originating Subject Telecommunications Traffic to total Subject Telecommunications Traffic may be used. This estimated percentage is referred to as the Traffic Factor. Upon Factor and is listed in Attachment A. The Parties agree to review by one of the Parties Traffic Factor on a periodic basis and, if warranted by the actual usage, a notification will be sent to revise the other Party outlining the percentage change and implementation dateTraffic Factor appropriately. Supporting documentation for the percentage change will be provided. If the Parties do not reach agreement on the proposed Traffic Factor within 60 days of receipt of the proposed percentage change by the other Party, then either Party may seek resolution through Section 24 Dispute Resolution. 5.3.5 The initial percentage Parties agree that disputed and undisputed amounts due under this Agreement shall bebe handled as follows: a5.3.5.1 If any portion of an amount due to a Party (the "Billing Party") Landline under this Agreement is subject to Wireless 20% ba bona fide dispute between the Parties, the Party billed (the "Non-Paying Party") Wireless shall, within thirty (30) days of its receipt of the invoice containing such disputed amount, give written notice to Landline 80the Billing Party of the amounts it disputes ("Disputed Amounts") and include in such notice the specific details and reasons for disputing each item. The Non-Paying Party shall pay within forty-five (45) days of receipt on an invoice, all undisputed amounts to the Billing Party. The Parties will work together in good faith to resolve issues relating to the disputed amounts. If the dispute cannot be resolved within thirty (30) days of receipt, the dispute will be escalated to the 2nd level of management within each company. If the dispute cannot be resolved within sixty (60) days of the receipt, the dispute will be escalated to the 3rd level. After ninety (90) days from receipt of dispute, the Parties will follow the Formal Dispute Resolution procedures in Section 24. If the dispute is resolved such that payment is required, the Non-Paying Party shall pay the disputed amounts with interest at the lesser of (i) one and one-half percent (1-1/2%) per month or (ii) the highest rate of interest that may be charged under Michigan’s applicable law. In addition, the Billing Party may cease terminating traffic for the Non-Paying Party after undisputed amounts not paid become more than 90 days past due, provided the Billing Party gives 30 days’ written notice and opportunity to cure the default prior to terminating service. 5.3.5.2 Any undisputed amounts not paid when due shall accrue interest from the date such amounts were due at the lesser of (i) one and one-half percent (1-1/2%) per month or (ii) the highest rate of interest that may be charged under Michigan’s applicable law. 5.3.5.3 Undisputed amounts shall be paid within forty-five days of receipt of the invoice.

Calculation of Payments and Billing. 2.3.1 XXXX SAND CREEK shall compensate CENTENNIAL for Telecommunications Traffic that is delivered by XXXX SAND CREEK to CENTENNIAL as prescribed and at the rate provided in Attachment I, Section 2.1, above. CENTENNIAL will compensate XXXX SAND CREEK for Telecommunications Traffic delivered to XXXX SAND CREEK for termination to its customers, as prescribed and at the rate provided in Attachment I, Section 2.1, for traffic not subject to Reciprocal Compensation exchanged between CENTENNIAL and XXXXSAND CREEK, as prescribed and at the rates provided in Attachment I, Section 2.2. 2.3.2 CENTENNIAL shall prepare a monthly billing statement to XXXXSAND CREEK, reflecting the calculation of Reciprocal Compensation and Access Compensation due CENTENNIAL. XXXX SAND CREEK shall prepare a monthly billing statement to CENTENNIAL which will reflect the calculation of Reciprocal Compensation and Access Compensation due XXXXSAND CREEK. 2.3.3 If XXXX SAND CREEK has no way of measuring the Non-Local Traffic, both Parties agree to use a default factor of 5% as an estimate of traffic not subject to reciprocal compensation. The actual recorded usage shall be the basis for billing, when available and verifiable, and will be based on XXXX’x SAND CREEK’s intrastate access tariff. 2.3.4 Where indirect or direct interconnection facilities are used for traffic exchange between the Parties, the recurring charges for such facilities billed by XXXX SAND CREEK shall be reduced by an agreed upon percentage representing the estimated or actual percentage of Telecommunication Traffic exchanged between the Parties over such facilities that originate on XXXX’x SAND CREEK’s network by XXXX’x SAND CREEK’s customers. This percentage is referred to as the Traffic Factor. Upon review by one of the Parties and, if warranted by the actual usage, a notification will be sent to the other Party outlining the percentage change and implementation date. Supporting documentation for the percentage change will be provided. The initial percentage shall be: a) Landline to Wireless 20% b) Wireless to Landline 80%

Calculation of Payments and Billing. 2.3.1 XXXX shall 5.3.1 Alltel will compensate CENTENNIAL Home for Telecommunications Traffic that is delivered by XXXX to CENTENNIAL as prescribed and at the rate provided in Attachment I, Section 2.1, above. CENTENNIAL will compensate XXXX for Telecommunications Inter- MTA Traffic delivered to XXXX Home for termination to its customers, as prescribed and at the rate rates provided in Attachment I, Section 2.1, for traffic §§ 5.1 and 5.2. Home will disagree as to whether or not Land-to-Mobile Reverse Toll Billing calls are subject to Reciprocal Compensation exchanged between CENTENNIAL and XXXXCompensation. However, as prescribed a compromise and at in the rates provided in Attachment Icontext of this entire Agreement, Section 2.2.the Parties agree that Home will pay Reciprocal Compensation on such Reverse Toll Billing minutes through October 31, 2008. Starting November 1, 2008, Alltel shall not xxxx and Home shall not pay Reciprocal Compensation on Reverse Toll Billing 2.3.2 CENTENNIAL 5.3.2 Alltel shall prepare a monthly billing statement to XXXXHome, reflecting the calculation of Reciprocal Compensation and Access Compensation due CENTENNIALAlltel. XXXX Home shall prepare a monthly billing statement to CENTENNIAL Alltel, which will separately reflect the calculation of Reciprocal Compensation Compensation, Access Compensation, and Access Compensation total compensation due XXXXHome. Billing shall be based on actual measured usage, when available. To the extent that Alltel does not have the capability to xxxx based on actual measured usage, AIltel shall xxxx using a factor that is based on each Party's proportion of originating Local Telecommunications Traffic to total Local Telecommunications Traffic exchanged between the Parties. This estimated percentage is referred to as the Traffic Factor and is listed below. 2.3.3 a) Landline-to-Wireless 40% b) Wireless-to-Landline 60% The Parties agree to review these percentages no more than twice annually and, if warranted by the actual usage, revise the percentages appropriately. Supporting documentation for the percentage change will be provided by the requesting Party. If XXXX the Parties do not reach agreement on the proposed revised Traffic Factor within sixty (60) days of receipt of the percentage change by the other Party, then either Party may seek resolution through § 19.0, Dispute Resolution. 5.3.3 Recognizing that Home has no way of measuring Inter-MTA Traffic, and in the Nonevent that Alltel does not track the usage information required to HomTeelephoCnoempanInyc, a. ndAllteCl ommunicatLioLnCs, identify Inter-Local TrafficMTA Traffic originated or terminated by Home, both Parties agree to use a default factor (Inter-MTA factor) of 50% as an estimate of traffic not subject to reciprocal compensationInter-MTA Traffic. The actual recorded usage shall be the basis for billing, when available and verifiable, . The Parties agree that disputed and will undisputed amounts due under this Agreement shall be based on XXXX’x intrastate access tariff.handled as follows: 2.3.4 Where indirect or direct interconnection facilities are used for traffic exchange 5.3.4.1 If any portion of an amount due to a Party (the "Billing Party") under this Agreement is subject to a bonafide dispute between the Parties, the recurring charges Party billed (the "Non-Paying Party") shall, within thirty (30) days of its receipt of the invoice containing such disputed amount, give written notice to the Billing Party of the amounts it disputes ("Disputed Amounts") and include in such notice the specific details and reasons for disputing each item. The following items must be included in the billing dispute or the dispute will be denied by the Billing Party: billing account number, xxxx date, disputed amount, dispute number (assigned by the disputing party), reason for dispute, circuit ID (if related to circuit dispute), and exchange/rate center (if related to a usage dispute). The Non-Paying Party shall pay when due, all undisputed amounts to the Billing Party. The Parties will work together in good faith to resolve issues relating to the disputed amounts. If the dispute cannot be resolved within thirty (30) days of receipt, the dispute will be escalated to the 2nd level of management within each company. If the dispute cannot be resolved within sixty (60) days of the receipt, the dispute will be escalated to the 3 rd level. After ninety (90) days from receipt of dispute, the Parties will follow the Dispute Resolution procedures in § 19.0. If the dispute is resolved such facilities billed by XXXX that payment is required, the Non-Paying Party shall pay the disputed amounts with interest at the lesser of (i) one and one-half percent (1 ½%) per month or (ii) the highest rate of interest that may be charged under South Carolina's applicable law. 5.3.4.2 Any undisputed amounts not paid when due shall accrue interest from the date such amounts were due at the lesser of (i) one and one-half percent (1½%) per month or (ii) the highest rate of interest that may be charged under South Carolina's applicable law. 5.3.4.3 Undisputed amounts shall be reduced paid by an agreed upon percentage representing the estimated or actual percentage of Telecommunication Traffic exchanged between payment due date reflected on the Parties over such facilities that originate on XXXX’x network by XXXX’x customers. This percentage is referred to as invoice from the Traffic FactorBilling Party. Upon review by one termination or expiration of the Parties and, if warranted by the actual usage, a notification will be sent to the other Party outlining the percentage change and implementation date. Supporting documentation for the percentage change will be provided. The initial percentage shall bethis Agreement in accordance with § 8: (a) Landline to Wireless 20% Each Party shall comply immediately with its obligations as set forth in § 5.3.4 above; 8/13/2008 - Final 12 HomTeelephoneCompany, Inc. and Alltel Communications, LLC (b) Wireless to Landline 80%Each Party shall promptly pay all undisputed amounts (including any late payment charges) owed under this Agreement; and (c) Each Party's indemnification obligations shall survive termination or expiration of this Agreement.

Calculation of Payments and Billing. 2.3.1 XXXX ACE shall compensate CENTENNIAL for Telecommunications Traffic that is delivered by XXXX ACE to CENTENNIAL as prescribed and at the rate provided in Attachment I, Section 2.1, above. CENTENNIAL will compensate XXXX ACE for Telecommunications Traffic delivered to XXXX ACE for termination to its customers, as prescribed and at the rate provided in Attachment I, Section 2.1, for traffic not subject to Reciprocal Compensation exchanged between CENTENNIAL and XXXXACE, as prescribed and at the rates provided in Attachment I, Section 2.2. 2.3.2 CENTENNIAL shall prepare a monthly billing statement to XXXXACE, reflecting the calculation of Reciprocal Compensation and Access Compensation due CENTENNIAL. XXXX ACE shall prepare a monthly billing statement to CENTENNIAL which will reflect the calculation of Reciprocal Compensation and Access Compensation due XXXXACE. 2.3.3 If XXXX ACE has no way of measuring the Non-Local Traffic, both Parties agree to use a default factor of 5% as an estimate of traffic not subject to reciprocal compensation. The actual recorded usage shall be the basis for billing, when available and verifiable, and will be based on XXXX’x ACE’s intrastate access tariff. 2.3.4 Where indirect or direct interconnection facilities are used for traffic exchange between the Parties, the recurring charges for such facilities billed by XXXX ACE shall be reduced by an agreed upon percentage representing the estimated or actual percentage of Telecommunication Traffic exchanged between the Parties over such facilities that originate on XXXX’x ACE’s network by XXXX’x ACE’s customers. This percentage is referred to as the Traffic Factor. Upon review by one of the Parties and, if warranted by the actual usage, a notification will be sent to the other Party outlining the percentage change and implementation date. Supporting documentation for the percentage change will be provided. The initial percentage shall be: a) Landline to Wireless 20% b) Wireless to Landline 80%

Calculation of Payments and Billing. 2.3.1 XXXX 5.4.1 LEC shall compensate CENTENNIAL Xxxxxx for Local Telecommunications Traffic that is delivered by XXXX LEC to CENTENNIAL Xxxxxx over the two-way direct trunk groups, or delivered indirectly as specified in paragraph 4.3, as prescribed and at the rate rates provided in Attachment I, Section 2.1C, above. CENTENNIAL Xxxxxx will compensate XXXX LEC for Local Telecommunications Traffic delivered to XXXX LEC for termination to its customers, as prescribed and at the rate provided in Attachment I, Section 2.1, for traffic not C. Non-Local Traffic exchanged between Xxxxxx and LEC shall be subject to Reciprocal Compensation exchanged between CENTENNIAL and XXXXthe termination compensation rates described in Attachment C, below. Xxxxxx shall also compensate LEC for mobile originated transiting traffic, as prescribed and at the rates provided in Attachment ISection 5.3, Section 2.2above. 2.3.2 CENTENNIAL 5.4.2 Xxxxxx shall prepare a monthly billing statement to XXXXLEC, reflecting the calculation of Reciprocal Compensation and Access Compensation other compensation due CENTENNIALXxxxxx hereunder. XXXX LEC shall prepare a monthly billing statement to CENTENNIAL Xxxxxx which will separately reflect the calculation of Reciprocal Compensation, Access Compensation and Access Compensation other compensation due XXXXLEC. 2.3.3 If XXXX has 5.4.3 Recognizing that the parties have no current way of measuring the Non-Local Traffic, both Parties agree to use a default factor of 5% two per cent (2%) of mobile to land calls as an estimate of traffic not subject to reciprocal compensationNon-Local Traffic. The actual recorded usage shall be the basis for billing, when available and verifiable, and will be based on XXXX’x intrastate access tariff. 2.3.4 5.4.4 Where indirect or direct interconnection facilities are used solely to carry traffic originated by one of the Parties, the charges relating to such facilities shall be borne by the originating Party. Where interconnection facilities are used for two-way traffic exchange between the Parties, the recurring charges for such facilities billed by XXXX ILEC shall be reduced by an agreed upon percentage representing the estimated or actual percentage of Telecommunication Traffic traffic exchanged between the Parties over such facilities that originate on XXXX’x network by XXXX’x customersILEC’s network. This percentage is referred to as the Traffic Factor. Upon review by one of the Parties and, if warranted by the actual usage, a notification will be sent to the other Party outlining the percentage change and implementation date. Supporting documentation for the percentage change will be provided. The initial percentage shall bewhich is: a) Landline to Wireless 2030% b) Wireless to Landline 80%70% Where actual call data is not available the above factor may also be used to calculate land to mobile calls for purposes of the reciprocal compensation described in Sections 5.1 and 5.2 above. Where the factor is used for purposes of termination compensation , the number of mobile to land minutes for which LEC has billed Xxxxxx will be divided by .7 and the result multiplied by .3 in order to arrive at the number of land to mobile minutes for which Xxxxxx may xxxx LEC. .

Calculation of Payments and Billing. 2.3.1 XXXX 5.3.1 ACE shall compensate CENTENNIAL SPRINT for Subject Telecommunications Traffic that is delivered by XXXX ACE to CENTENNIAL SPRINT, as prescribed in Section 3.1 and at the rate provided in Attachment I, Section 2.1, above. CENTENNIAL A. SPRINT will compensate XXXX ACE for Subject Telecommunications Traffic delivered to XXXX ACE for termination to its customers, as prescribed in Sections 3.1 and 3.2, , as applicable and at the rate provided in Attachment I, Section 2.1, A and for traffic not subject to Reciprocal Compensation Access Traffic exchanged between CENTENNIAL and XXXXSPRINT & ACE, as prescribed and at the rates provided in Attachment I, Section 2.24.2. 2.3.2 CENTENNIAL 5.3.2 SPRINT shall prepare a monthly billing statement to XXXXACE, reflecting the calculation of Reciprocal Compensation and Access Compensation due CENTENNIALSPRINT. XXXX ACE shall prepare a monthly billing statement to CENTENNIAL SPRINT, which will separately reflect the calculation of Reciprocal Compensation Compensation, Switched Access Compensation, and Access Compensation total compensation due XXXXACE. 2.3.3 If XXXX 5.3.3 Recognizing that ACE has no way of measuring the Non-Local Subject Telecommunications Traffic, both in the event that SPRINT does not track the usage information required to identify the Non-Subject Telecommunications Traffic originated or terminated by ACE, Parties agree to use a default factor of 52% as an estimate of traffic not subject to reciprocal compensationNon-Subject Telecommunications Traffic. The actual recorded usage shall be the basis for billing, when available and verifiable, and will be based on XXXX’x intrastate access tariff. 2.3.4 Where indirect or direct 5.3.4 Dedicated interconnection facilities are used for two-way traffic exchange between the Parties, Parties will be mutually agreed upon and the recurring charges for such facilities facilities, excluding cost of new construction (which shall be paid for by ACE), provided and billed by XXXX ACE shall be reduced by an agreed upon percentage representing the estimated or actual percentage shared based on each Party’s proportion of Telecommunication originating Subject Telecommunications Traffic to total Subject Telecommunications Traffic exchanged between the Parties over such facilities that originate on XXXX’x network Parties, in accordance with this Agreement. For the purposes of billing compensation for Subject Telecommunications Traffic, billed minutes will be based upon actual usage data or records/reports provided by XXXX’x customersthe transiting carrier may be the basis for billing, If actual usage data or records/reports provided by the transiting carrier are not available to determine the amount of Subject Telecommunications Traffic exchanged between the Parties, then an estimated percentage of originating Subject Telecommunications Traffic to total Subject Telecommunications Traffic may be used. This estimated percentage is referred to as the Traffic Factor. Upon Factor and is listed in Attachment A. The Parties agree to review by one of the Parties Traffic Factor on a periodic basis and, if warranted by the actual usage, a notification will be sent to revise the other Party outlining the percentage change and implementation dateTraffic Factor appropriately. Supporting documentation for the percentage change will be provided. If the Parties do not reach agreement on the proposed Traffic Factor within 60 days of receipt of the proposed percentage change by the other Party, then either Party may seek resolution through Section 24 Dispute Resolution. 5.3.5 The initial percentage Parties agree that disputed and undisputed amounts due under this Agreement shall bebe handled as follows: a5.3.5.1 If any portion of an amount due to a Party (the "Billing Party") Landline under this Agreement is subject to Wireless 20% ba bona fide dispute between the Parties, the Party billed (the "Non-Paying Party") Wireless shall, within thirty (30) days of its receipt of the invoice containing such disputed amount, give written notice to Landline 80the Billing Party of the amounts it disputes ("Disputed Amounts") and include in such notice the specific details and reasons for disputing each item. The Non-Paying Party shall pay within forty-five (45) days of receipt on an invoice, all undisputed amounts to the Billing Party. The Parties will work together in good faith to resolve issues relating to the disputed amounts. If the dispute cannot be resolved within thirty (30) days of receipt, the dispute will be escalated to the 2nd level of management within each company. If the dispute cannot be resolved within sixty (60) days of the receipt, the dispute will be escalated to the 3rd level. After ninety (90) days from receipt of dispute, the Parties will follow the Formal Dispute Resolution procedures in Section 24. If the dispute is resolved such that payment is required, the Non-Paying Party shall pay the disputed amounts with interest at the lesser of (i) one and one-half percent (1-1/2%) per month or (ii) the highest rate of interest that may be charged under Michigan’s applicable law. In addition, the Billing Party may cease terminating traffic for the Non-Paying Party after undisputed amounts not paid become more than 90 days past due, provided the Billing Party gives 30 days’ written notice and opportunity to cure the default prior to terminating service. 5.3.5.2 Any undisputed amounts not paid when due shall accrue interest from the date such amounts were due at the lesser of (i) one and one-half percent (1-1/2%) per month or (ii) the highest rate of interest that may be charged under Michigan’s applicable law. 5.3.5.3 Undisputed amounts shall be paid within forty-five days of receipt of the invoice.

Calculation of Payments and Billing. 2.3.1 XXXX PIGEON shall compensate CENTENNIAL for Telecommunications Traffic that is delivered by XXXX PIGEON to CENTENNIAL as prescribed and at the rate provided in Attachment I, Section 2.1, above. CENTENNIAL will compensate XXXX PIGEON for Telecommunications Traffic delivered to XXXX PIGEON for termination to its customers, as prescribed and at the rate provided in Attachment I, Section 2.1, for traffic not subject to Reciprocal Compensation exchanged between CENTENNIAL and XXXXPIGEON, as prescribed and at the rates provided in Attachment I, Section 2.2. 2.3.2 CENTENNIAL shall prepare a monthly billing statement to XXXXPIGEON, reflecting the calculation of Reciprocal Compensation and Access Compensation due CENTENNIAL. XXXX PIGEON shall prepare a monthly billing statement to CENTENNIAL which will reflect the calculation of Reciprocal Compensation and Access Compensation due XXXXPIGEON. 2.3.3 If XXXX PIGEON has no way of measuring the Non-Local Traffic, both Parties agree to use a default factor of 5% as an estimate of traffic not subject to reciprocal compensation. The actual recorded usage shall be the basis for billing, when available and verifiable, and will be based on XXXX’x PIGEON’s intrastate access tariff. 2.3.4 Where indirect or direct interconnection facilities are used for traffic exchange between the Parties, the recurring charges for such facilities billed by XXXX PIGEON shall be reduced by an agreed upon percentage representing the estimated or actual percentage of Telecommunication Traffic exchanged between the Parties over such facilities that originate on XXXX’x PIGEON’s network by XXXX’x PIGEON’s customers. This percentage is referred to as the Traffic Factor. Upon review by one of the Parties and, if warranted by the actual usage, a notification will be sent to the other Party outlining the percentage change and implementation date. Supporting documentation for the percentage change will be provided. The initial percentage shall be: a) Landline to Wireless 20% b) Wireless to Landline 80%

Calculation of Payments and Billing. 2.3.1 XXXX 5.3.1 XXXXX shall compensate CENTENNIAL SPRINT for Subject Telecommunications Traffic that is delivered by XXXX XXXXX to CENTENNIAL SPRINT, as prescribed in Section 3.1 and at the rate provided in Attachment I, Section 2.1, above. CENTENNIAL A. SPRINT will compensate XXXX XXXXX for Subject Telecommunications Traffic delivered to XXXX XXXXX for termination to its customers, as prescribed in Sections 3.1 and 3.2, , as applicable and at the rate provided in Attachment I, Section 2.1, A and for traffic not subject to Reciprocal Compensation Access Traffic exchanged between CENTENNIAL and XXXXSPRINT & XXXXX, as prescribed and at the rates provided in Attachment I, Section 2.24.2. 2.3.2 CENTENNIAL 5.3.2 SPRINT shall prepare a monthly billing statement to XXXXXXXXX, reflecting the calculation of Reciprocal Compensation and Access Compensation due CENTENNIALSPRINT. XXXX XXXXX shall prepare a monthly billing statement to CENTENNIAL SPRINT, which will separately reflect the calculation of Reciprocal Compensation Compensation, Switched Access Compensation, and Access Compensation total compensation due XXXXXXXXX. 2.3.3 If XXXX 5.3.3 Recognizing that XXXXX has no way of measuring the Non-Local Subject Telecommunications Traffic, both in the event that SPRINT does not track the usage information required to identify the Non-Subject Telecommunications Traffic originated or terminated by XXXXX, Parties agree to use a default factor of 52% as an estimate of traffic not subject to reciprocal compensationNon-Subject Telecommunications Traffic. The actual recorded usage shall be the basis for billing, when available and verifiable, and will be based on XXXX’x intrastate access tariff. 2.3.4 Where indirect or direct 5.3.4 Dedicated interconnection facilities are used for two-way traffic exchange between the Parties, Parties will be mutually agreed upon and the recurring charges for such facilities facilities, excluding cost of new construction (which shall be paid for by XXXXX), provided and billed by XXXX XXXXX shall be reduced by an agreed upon percentage representing the estimated or actual percentage shared based on each Party’s proportion of Telecommunication originating Subject Telecommunications Traffic to total Subject Telecommunications Traffic exchanged between the Parties over such facilities that originate on XXXX’x network Parties, in accordance with this Agreement. For the purposes of billing compensation for Subject Telecommunications Traffic, billed minutes will be based upon actual usage data or records/reports provided by XXXX’x customersthe transiting carrier may be the basis for billing, If actual usage data or records/reports provided by the transiting carrier are not available to determine the amount of Subject Telecommunications Traffic exchanged between the Parties, then an estimated percentage of originating Subject Telecommunications Traffic to total Subject Telecommunications Traffic may be used. This estimated percentage is referred to as the Traffic Factor. Upon Factor and is listed in Attachment A. The Parties agree to review by one of the Parties Traffic Factor on a periodic basis and, if warranted by the actual usage, a notification will be sent to revise the other Party outlining the percentage change and implementation dateTraffic Factor appropriately. Supporting documentation for the percentage change will be provided. If the Parties do not reach agreement on the proposed Traffic Factor within 60 days of receipt of the proposed percentage change by the other Party, then either Party may seek resolution through Section 24 Dispute Resolution. 5.3.5 The initial percentage Parties agree that disputed and undisputed amounts due under this Agreement shall bebe handled as follows: a5.3.5.1 If any portion of an amount due to a Party (the "Billing Party") Landline under this Agreement is subject to Wireless 20% ba bona fide dispute between the Parties, the Party billed (the "Non-Paying Party") Wireless shall, within thirty (30) days of its receipt of the invoice containing such disputed amount, give written notice to Landline 80the Billing Party of the amounts it disputes ("Disputed Amounts") and include in such notice the specific details and reasons for disputing each item. The Non-Paying Party shall pay within forty-five (45) days of receipt on an invoice, all undisputed amounts to the Billing Party. The Parties will work together in good faith to resolve issues relating to the disputed amounts. If the dispute cannot be resolved within thirty (30) days of receipt, the dispute will be escalated to the 2nd level of management within each company. If the dispute cannot be resolved within sixty (60) days of the receipt, the dispute will be escalated to the 3rd level. After ninety (90) days from receipt of dispute, the Parties will follow the Formal Dispute Resolution procedures in Section 24. If the dispute is resolved such that payment is required, the Non-Paying Party shall pay the disputed amounts with interest at the lesser of (i) one and one-half percent (1-1/2%) per month or (ii) the highest rate of interest that may be charged under Michigan’s applicable law. In addition, the Billing Party may cease terminating traffic for the Non-Paying Party after undisputed amounts not paid become more than 90 days past due, provided the Billing Party gives 30 days’ written notice and opportunity to cure the default prior to terminating service. 5.3.5.2 Any undisputed amounts not paid when due shall accrue interest from the date such amounts were due at the lesser of (i) one and one-half percent (1-1/2%) per month or (ii) the highest rate of interest that may be charged under Michigan’s applicable law. 5.3.5.3 Undisputed amounts shall be paid within forty-five days of receipt of the invoice.

Calculation of Payments and Billing. 2.3.1 XXXX shall 5.4.1 VZW will compensate CENTENNIAL HTC for Local Telecommunications Traffic that is delivered by XXXX to CENTENNIAL as prescribed and at the rate provided in Attachment I, Section 2.1, above. CENTENNIAL will compensate XXXX for Telecommunications InterMTA Traffic delivered to XXXX HTC for termination to its customers, as prescribed and at the rate rates provided in Attachment I§§5.1 and 5.2, Section 2.1, and for traffic not subject to Reciprocal Compensation exchanged between CENTENNIAL and XXXX, Transit Traffic as prescribed and at the rates provided in Attachment I§5.3§. HTC will compensate VZW for Local Telecommunications Traffic originated by HTC customers on HTC's network and delivered to VZW, Section 2.2for termination to its customers, as prescribed in §4 and at the rate provided in §5.1. 2.3.2 CENTENNIAL 5.4.2 VZW shall prepare a monthly billing statement to XXXXHTC, reflecting the calculation of Reciprocal Compensation and Access Compensation due CENTENNIALVZW. XXXX HTC shall prepare a monthly billing statement to CENTENNIAL VZW, which will separately reflect the calculation of Reciprocal Compensation, Transit Compensation and Access Compensation total compensation due XXXXHTC. Billing shall be based on actual measured usage, when available. To the extent that VZW does not have the capability to xxxx based on actual measured usage, VZW shall xxxx using a factor that is based on each Party's proportion of originating Local Telecommunications TrafficExchanAgegreemebnettweeHnTCandVZW Traffic to total Local TelecommunicationTsraffic exchanged betweentheParties.Thisestimatedpercentagies referredto asthe Traffic Factorandis listedbelow. ThePartiesagreeto reviewthe Traffic Factoron a periodicbasisand,if warrantedby the actual usager,evisetheTrafficFactorappropriately. 2.3.3 If XXXX has no way of measuring the Nona) Landline-Local Traffic, both Parties agree to use a default factor of 5to-Wireless 30% as an estimate of traffic not subject to reciprocal compensationb) Wireless-to-Landline 70% 5.4.3 HTC will prepareits xxxx in accordancewith its existingCABS / SECABS billing systems. VZW will prepare its xxxx in accordance with its existing process for billing Reciprocal Compensation. The actual recorded usage shall be Parties will make an effort to conform to current and future OBF (CABS BOS) standards, insofar as is reasonable. In addition, the Parties will abide by all signaling standards as described in §7.8. 5.4.4 Each party may request to inspect, during normal business hours, the records which are the basis for billing, when available and verifiable, and will be based on XXXX’x intrastate access tariff. 2.3.4 Where indirect or direct interconnection facilities are used for traffic exchange between the Parties, the recurring charges for such facilities billed any monthly xxxx issued by XXXX shall be reduced by an agreed upon percentage representing the estimated or actual percentage of Telecommunication Traffic exchanged between the Parties over such facilities that originate on XXXX’x network by XXXX’x customers. This percentage is referred to as the Traffic Factor. Upon review by one of the Parties and, if warranted by the actual usage, a notification will be sent to the other Party outlining and to request copies thereof provided that the percentage change and implementation date. Supporting documentation for requested records do not exceed twelve (12) months in age from the percentage change will date the monthly xxxx containing said record information was issued. 5.4.5 All invoices under this Agreement shall be provided. The initial percentage shall be: a) Landline to sent to: Verizon Wireless 20% b) Horry Telephone Cooperative, Inc. Xxxxxxx Xxxxx Verizon Wireless to Landline 80%0000 Xxxxxxxx Xxxxx Xxxxxxxxx, XX 00000 000-000-0000 Horry Telephone Cooperative, Inc. 0000 Xxx 000 Xxxxx X.X. Xxx 0000 Xxxxxx, XX 00000 Attn: Industry Affairs Department

Calculation of Payments and Billing. 2.3.1 XXXX 5.3.1 XXXXXXX shall compensate CENTENNIAL SPRINT for Subject Telecommunications Traffic that is delivered by XXXX XXXXXXX to CENTENNIAL SPRINT, as prescribed in Section 3.1 and at the rate provided in Attachment I, Section 2.1, above. CENTENNIAL A. SPRINT will compensate XXXX XXXXXXX for Subject Telecommunications Traffic delivered to XXXX XXXXXXX for termination to its customers, as prescribed in Sections 3.1 and 3.2, , as applicable and at the rate provided in Attachment I, Section 2.1, A and for traffic not subject to Reciprocal Compensation Access Traffic exchanged between CENTENNIAL and XXXXSPRINT & XXXXXXX, as prescribed and at the rates provided in Attachment I, Section 2.24.2. 2.3.2 CENTENNIAL 5.3.2 SPRINT shall prepare a monthly billing statement to XXXXXXXXXXX, reflecting the calculation of Reciprocal Compensation and Access Compensation due CENTENNIALSPRINT. XXXX XXXXXXX shall prepare a monthly billing statement to CENTENNIAL SPRINT, which will separately reflect the calculation of Reciprocal Compensation Compensation, Switched Access Compensation, and Access Compensation total compensation due XXXXXXXXXXX. 2.3.3 If XXXX 5.3.3 Recognizing that XXXXXXX has no way of measuring the Non-Local Subject Telecommunications Traffic, both in the event that SPRINT does not track the usage information required to identify the Non-Subject Telecommunications Traffic originated or terminated by XXXXXXX, Parties agree to use a default factor of 52% as an estimate of traffic not subject to reciprocal compensationNon-Subject Telecommunications Traffic. The actual recorded usage shall be the basis for billing, when available and verifiable, and will be based on XXXX’x intrastate access tariff. 2.3.4 Where indirect or direct 5.3.4 Dedicated interconnection facilities are used for two-way traffic exchange between the Parties, Parties will be mutually agreed upon and the recurring charges for such facilities facilities, excluding cost of new construction (which shall be paid for by XXXXXXX), provided and billed by XXXX XXXXXXX shall be reduced by an agreed upon percentage representing the estimated or actual percentage shared based on each Party’s proportion of Telecommunication originating Subject Telecommunications Traffic to total Subject Telecommunications Traffic exchanged between the Parties over such facilities that originate on XXXX’x network Parties, in accordance with this Agreement. For the purposes of billing compensation for Subject Telecommunications Traffic, billed minutes will be based upon actual usage data or records/reports provided by XXXX’x customersthe transiting carrier may be the basis for billing, If actual usage data or records/reports provided by the transiting carrier are not available to determine the amount of Subject Telecommunications Traffic exchanged between the Parties, then an estimated percentage of originating Subject Telecommunications Traffic to total Subject Telecommunications Traffic may be used. This estimated percentage is referred to as the Traffic Factor. Upon Factor and is listed in Attachment A. The Parties agree to review by one of the Parties Traffic Factor on a periodic basis and, if warranted by the actual usage, a notification will be sent to revise the other Party outlining the percentage change and implementation dateTraffic Factor appropriately. Supporting documentation for the percentage change will be provided. If the Parties do not reach agreement on the proposed Traffic Factor within 60 days of receipt of the proposed percentage change by the other Party, then either Party may seek resolution through Section 24 Dispute Resolution. 5.3.5 The initial percentage Parties agree that disputed and undisputed amounts due under this Agreement shall bebe handled as follows: a5.3.5.1 If any portion of an amount due to a Party (the "Billing Party") Landline under this Agreement is subject to Wireless 20% ba bona fide dispute between the Parties, the Party billed (the "Non-Paying Party") Wireless shall, within thirty (30) days of its receipt of the invoice containing such disputed amount, give written notice to Landline 80%the Billing Party of the amounts it disputes ("Disputed Amounts") and include in such notice the specific details and reasons for disputing each item. The Non-Paying Party shall pay within forty-five

Calculation of Payments and Billing. 2.3.1 XXXX SPRINGPORT shall compensate CENTENNIAL for Telecommunications Traffic that is delivered by XXXX SPRINGPORT to CENTENNIAL as prescribed and at the rate provided in Attachment I, Section 2.1, above. CENTENNIAL will compensate XXXX SPRINGPORT for Telecommunications Traffic delivered to XXXX SPRINGPORT for termination to its customers, as prescribed and at the rate provided in Attachment I, Section 2.1, for traffic not subject to Reciprocal Compensation exchanged between CENTENNIAL and XXXXSPRINGPORT, as prescribed and at the rates provided in Attachment I, Section 2.2. 2.3.2 CENTENNIAL shall prepare a monthly billing statement to XXXXSPRINGPORT, reflecting the calculation of Reciprocal Compensation and Access Compensation due CENTENNIAL. XXXX SPRINGPORT shall prepare a monthly billing statement to CENTENNIAL which will reflect the calculation of Reciprocal Compensation and Access Compensation due XXXXSPRINGPORT. 2.3.3 If XXXX SPRINGPORT has no way of measuring the Non-Local Traffic, both Parties agree to use a default factor of 5% as an estimate of traffic not subject to reciprocal compensation. The actual recorded usage shall be the basis for billing, when available and verifiable, and will be based on XXXX’x SPRINGPORT’s intrastate access tariff. 2.3.4 Where indirect or direct interconnection facilities are used for traffic exchange between the Parties, the recurring charges for such facilities billed by XXXX SPRINGPORT shall be reduced by an agreed upon percentage representing the estimated or actual percentage of Telecommunication Traffic exchanged between the Parties over such facilities that originate on XXXX’x SPRINGPORT’s network by XXXX’x SPRINGPORT’s customers. This percentage is referred to as the Traffic Factor. Upon review by one of the Parties and, if warranted by the actual usage, a notification will be sent to the other Party outlining the percentage change and implementation date. Supporting documentation for the percentage change will be provided. The initial percentage shall be: a) Landline to Wireless 20% b) Wireless to Landline 80%