exhibit 10. 2 sales finance churchill plaza churchill way basingstoke hampshire rg21 7gp tel 0845 9000 600 fax + 44 ( 0 ) 1256 791950 www. barclayscorporate. com sales finance churchill plaza churchill way basingstoke hampshire rg21 7gp tel 0845 9000 600 fax + 44 ( 0 ) 1256 791950 www. barclayscorporate. com www. barclayscorporate. com premex services limited premex house futura park middlebrook bolton bl6 6sx premex house futura park middlebrook bolton bl6 6sx 11 may 2011 dear ian hill and william clynes re : sales finance agreement between premex services limited ( “ the customer ” ) and barclays bank plc dated on or about the date of this letter ( as amended, varied and replaced from time to time ) ( “ the agreement ” ) we refer to the agreement. words and terms defined in this letter shall have the meaning as set out in the agreement. we can confirm that the agreement shall be amended as follows : in this agreement : “ group ” means premex services limited and premex services ( liverpool ) limited. “ group agreements ” means the sales finance agreements between barclays and any member of the group from time to time in force and “ group agreement ” means any of them. “ examworks inc. group ” means examworks group inc., examworks uk limited, premex group limited and all of their respective subsidiaries. “ subsidiary ” of a company or corporation means any company or corporation : ( a ) which is controlled, directly or indirectly, by the first mentioned company or corporation ; or ( b ) more than half the issued share capital of which is beneficially owned, directly or indirectly, by the first mentioned company or corporation ; or ( c ) which is a subsidiary of another subsidiary of the first mentioned company or corporation, and for these purposes, a company or corporation shall be treated as being controlled by another if that company or corporation is able to direct its affairs and / or to control the composition of its board of directors or equivalent body, and “ the premex group ” means premex group limited ( company registration number # # # - # # # - # # # # ), premex services ( liverpool ) limited ( company registration number # # # - # # # - # # # # ), premex services limited