Common use of of the Warrant Clause in Contracts

of the Warrant. As contemplated by the Warrant, this Notice of Exercise is being sent by email to the officer indicated above. If this Notice of Exercise represents the full exercise of the entire Warrant, Investor will surrender (or cause to be surrendered) the Warrant to Company at the address indicated above by express courier within five (5) Trading Days after the Warrant Shares to be delivered pursuant to this Notice of Exercise have been delivered to Investor. To the extent the Warrant Shares are not able to be delivered to Investor via the DWAC system, please deliver certificates representing the Warrant Shares to Investor via reputable overnight courier after receipt of this Notice of Exercise (by facsimile transmission or otherwise) to: _____________________________________ _____________________________________ _____________________________________ Dated: [Name of Investor] By:

of the Warrant. As contemplated by the Warrant, this Notice of Exercise is being sent by email or by facsimile to the fax number and officer indicated above. If this Notice of Exercise represents the full exercise of the entire outstanding balance of the Warrant, Investor will surrender (or cause to be surrendered) the Warrant to Company at the address indicated above by express courier within five (5) Trading Days after the Warrant Shares to be delivered pursuant to this Notice of Exercise have been delivered to Investor. To the extent the Warrant Delivery Shares are not able to be delivered to Investor via the DWAC system, please deliver certificates representing the Warrant Delivery Shares to Investor via reputable overnight courier after receipt of this Notice of Exercise (by facsimile transmission or otherwise) to: _____________________________________ _____________________________________ Dated: _____________________ ___________________________ Dated: [Name of Investor] By:________________________

of the Warrant. As contemplated by the Warrant, this Notice of Exercise is being sent by email or by facsimile to the fax number and officer indicated above. If this Notice of Exercise represents the full exercise of the entire outstanding balance of the Warrant, Investor will surrender (or cause to be surrendered) the Warrant to Company at the address indicated above by express courier within five (5) Trading Days after the Warrant Shares to be delivered pursuant to this Notice of Exercise have been delivered to Investor. To the extent the Warrant Delivery Shares are not able to be delivered to Investor via the DWAC system, please deliver certificates representing the Warrant Delivery Shares to Investor via reputable overnight courier after receipt of this Notice of Exercise (by facsimile transmission or otherwise) to: _____________________________________ _____________________________________ _____________________________________ Dated: _____________________ ___________________________ [Name of Investor] By:________________________

of the Warrant. As contemplated by the Warrant, this Notice of Exercise is being sent by email to the officer indicated above. If this Notice of Exercise represents the full exercise of the entire Warrant, Investor will surrender (or cause to be surrendered) the Warrant to Company at the address indicated above by express courier within five (5) Trading Days after the Warrant Shares to be delivered pursuant to this Notice of Exercise have been delivered to Investor. To the extent the Warrant Shares are not able to be delivered to Investor via the DWAC system, please deliver certificates representing the Warrant Shares to Investor via reputable overnight courier after receipt of this Notice of Exercise (by facsimile transmission or otherwise) to: _____________________________________ _____________________________________ Exhibit A to Warrant, Page 1 Dated: _____________________ ___________________________ Dated: [Name of Investor] By:________________________

of the Warrant. As contemplated by the Warrant, this Notice of Exercise is being sent by email to the officer indicated above. If this Notice of Exercise represents the full exercise of the entire Warrant, Investor will surrender (or cause to be surrendered) the Warrant to Company at the address indicated above by express courier within five (5) Trading Days after the Warrant Shares to be delivered pursuant to this Notice of Exercise have been delivered to Investor. To the extent the Warrant Shares are not able to be delivered to Investor via the DWAC system, please deliver certificates representing the Warrant Shares to Investor via reputable overnight courier after receipt of this Notice of Exercise (by facsimile transmission or otherwise) to: _____________________________________ _____________________________________ _____________________________________ Dated: _____________________ ___________________________ [Name of Investor] By:________________________

of the Warrant. As contemplated by the Warrant, this Notice of Exercise is being sent by email or by facsimile to the fax number and officer indicated above. If this Notice of Exercise represents the full exercise of the entire outstanding balance of the Warrant, Investor will surrender (or cause to be surrendered) the Warrant to Company at the address indicated above by express courier within five (5) Trading Days after the Warrant Shares to be delivered pursuant to this Notice of Exercise have been delivered to Investor. To the extent the Warrant Delivery Shares are not able to be delivered to Investor via the DWAC system, please deliver certificates representing the Warrant Delivery Shares to Investor via reputable overnight courier after receipt of this Notice of Exercise (by facsimile transmission or otherwise) to: _____________________________________ _____________________________________ _____________________________________ Dated: _____________________ ___________________________ [Name of Investor] By:]

of the Warrant. As contemplated by the Warrant, this Notice of Exercise is being sent by email or by facsimile to the fax number and officer indicated above. If this Notice of Exercise represents the full exercise of the entire outstanding balance of the Warrant, Investor will surrender (or cause to be surrendered) the Warrant to Company at the address indicated above by express courier within five (5) Trading Days after the Warrant Shares to be delivered pursuant to this Notice of Exercise have been delivered to Investor. To the extent the Warrant Shares are not able to be delivered to Investor via the DWAC system, please deliver certificates representing the Warrant Shares to Investor via reputable overnight courier after receipt of this Notice of Exercise (by facsimile transmission or otherwise) to: _____________________________________ _____________________________________ _____________________________________ Dated: [Name of Investor] By:

of the Warrant. As contemplated by the Warrant, this Notice of Exercise is being sent by email to the officer indicated above. If this Notice of Exercise represents the full exercise of the entire Warrant, Investor will surrender (or cause to be surrendered) the Warrant to Company at the address indicated above by express courier within five (5) Trading Days after the Warrant Shares to be delivered pursuant to this Notice of Exercise have been delivered to Investor. To the extent the Warrant Shares are not able to be delivered to Investor via the DWAC system, please deliver certificates representing the Warrant Shares to Investor via reputable overnight courier after receipt of this Notice of Exercise (by facsimile transmission or otherwise) to: _____________________________________ _____________________________________ Dated: _____________________ ___________________________ Dated: [Name of Investor] By:________________________