SOLE SOURCE JUSTIFICATION: DLA Document Services requires software support and maintenance for the Over-Site Suite & Allowance Department applications, known as COSAL-In-Access, to support NAVSUP WSS Allowance Department's support of fleet and support facilities. Over-Site Suite and all the derivative applications employed to provide support for the application are exclusive intellectual property of CRTechnologies, Inc. and as a result are proprietary to the company in all respects.