EXHIBIT 10.13 December 31, 2007 Reclamation Consulting And Application, Inc 940 Calle Amanecer Suite E San Clement, CA 92673 Dear Directors, This letter shall memorialize our verbal agreement where [NAME], in consideration of $1.00 receipt of which is acknowledged, has agreed to relinquish all of their rights to exercise [NUMBER] of their current and outstanding vested [OPTIONS/WARRANTS] with the Company until such time that the Company completes a reverse split or increases their authorized shares. I have relinquished these rights and fully understand that there are no guarantees that the Company will complete a reverse split or increase their authorized shares. Sincerely, [NAME]