Common use of Vesting of Common Units Clause in Contracts

Vesting of Common Units. The Management Stock Contribution shall include both the Vested Shares and Unvested Shares of EPP Common Stock held by Management Stockholder under the CLC Equity Purchase Agreement. Management Stockholder shall receive from the Company at the Closing a number of Common Units representing the number of Vested Shares of EPP Common Stock held by Management Stockholder under the CLC Equity Purchase Agreement on the date of the Closing (together with the other Common Units, the "Vested Common Units") and a number of Common Units representing the number of Unvested Shares of EPP Common Stock held by Management Stockholder under the CLC Equity Purchase Agreement on the date of the Closing (the "Unvested Common Units"). 634,442 of the Common Units held by Management Stockholder set forth on Schedule A shall be subject to the following vesting schedule (expressed as a percentage of 634,442 Common Units): ----------- -------------------------------------- INSTALLMENT VESTING DATE APPLICABLE TO INSTALLMENT ----------- -------------------------------------- 20% December 17, 2000 20% December 17, 2001 20% December 17, 2002 20% December 17, 2003 20% December 17, 2004 ----------- --------------------------------------

Vesting of Common Units. The Management Stock Contribution shall include both the Vested Shares and Unvested Shares of EPP Common Stock held by Management Stockholder under the CLC Equity Purchase Agreement. Management Stockholder shall receive from the Company at the Closing a number of Common Units representing the number of Vested Shares of EPP Common Stock held by Management Stockholder under the CLC Equity Purchase Agreement on the date of the Closing (together with the other Common Units, the "Vested Common UnitsVESTED COMMON UNITS") and a number of Common Units representing the number of Unvested Shares of EPP Common Stock held by Management Stockholder under the CLC Equity Purchase Agreement on the date of the Closing (the "Unvested Common UnitsUNVESTED COMMON UNITS"). 634,442 3,117,859 of the Common Units held by Management Stockholder set forth on Schedule SCHEDULE A shall be subject to the following vesting schedule (expressed as a percentage of 634,442 3,117,859 Common Units): ----------- -------------------------------------- INSTALLMENT VESTING DATE APPLICABLE TO INSTALLMENT ----------- -------------------------------------- 20% December 17September 6, 2000 2001 20% December 17, 2001 20% December 17, 2002 20% December 17, 2003 20% December 17, 2004 ----------- --------------------------------------2004

Vesting of Common Units. The Management Stock Contribution shall include both the Vested Shares and Unvested Shares of EPP Common Stock held by Management Stockholder under the CLC Common Equity Purchase Agreement. Management Stockholder shall receive from the Company at the Closing a number of Common Units representing the number of Vested Shares of EPP Common Stock held by Management Stockholder under the CLC Common Equity Purchase Agreement on the date of the Closing (together with the other Common Units, the "Vested Common Units") and a number of Common Units representing the number of Unvested Shares of EPP Common Stock held by Management Stockholder under the CLC Common Equity Purchase Agreement on the date of the Closing (the "Unvested Common Units"). 634,442 1,719,741 of the Common Units held by Management Stockholder set forth on Schedule A shall be subject to the following vesting schedule (expressed as a percentage of 634,442 1,719,741 Common Units): ----------- -------------------------------------- --------------------- ---------------------------------------------- INSTALLMENT VESTING DATE APPLICABLE TO INSTALLMENT ----------- -------------------------------------- --------------------- ---------------------------------------------- 20% December 17, 2000 20% December 17, 2001 20% December 17, 2002 20% December 17, 2003 20% December 17, 2004 ----------- ----------------------------------------------------------- ----------------------------------------------

Vesting of Common Units. The Management Stock Contribution shall include both the Vested Shares and Unvested Shares of EPP Common Stock held by Management Stockholder under the CLC Equity Purchase Agreement. Management Stockholder shall receive from the Company at the Closing a number of Common Units representing the number of Vested Shares of EPP Common Stock held by Management Stockholder under the CLC Equity Purchase Agreement on the date of the Closing (together with the other Common Units, the "Vested Common UnitsVESTED COMMON UNITS") and a number of Common Units representing the number of Unvested Shares of EPP Common Stock held by Management Stockholder under the CLC Equity Purchase Agreement on the date of the Closing (the "Unvested Common UnitsUNVESTED COMMON UNITS"). 634,442 3,117,859 of the Common Units held by Management Stockholder set forth on Schedule SCHEDULE A shall be subject to the following vesting schedule (expressed as a percentage of 634,442 3,117,859 Common Units): ----------- -------------------------------------- -------------------- --------------------------------------------- INSTALLMENT VESTING DATE APPLICABLE TO INSTALLMENT ----------- -------------------------------------- -------------------- --------------------------------------------- 20% December 17September 6, 2000 2001 20% December 17, 2001 20% December 17, 2002 20% December 17, 2003 20% December 17, 2004 ----------- ---------------------------------------------------------- ---------------------------------------------