Request for quotation SP4703-11-Q-0098; The Defense Supply Center Richmond (DSCR) Richmond, VA intends to issue a sole-source purchase order to OPEX Corporation for a requirement to provide for the maintenance of the existing OPEX mail sorter machine at the Defense Supply Center Richmond (DSCR). This requirement will utilize OPEX proprietary software and hardware that is compatible with this equipment. The NAICS for this requirement is 811212 and the size standard is $25,000,000.00. Services are to commence on or about August 1, 2011 and will continue through July 31, 2012. (See government-wide numbered notes 22.)