These Office of Management and Budget (OMB) and GSA documents explain how to use Software BPAs and how they affects software acquisitions. Some of these documents refer to the program by its previous name, SmartBUY.
SmartBUY Waiver Process [DOC - 39 KB] - GSA will notify federal agencies 30 days before we are about to award a new SmartBUY contract. After that, agencies are expected to refrain from entering into agreements within that market category, line of business, or the identified software title without a waiver from GSA. This document describes the process to request a waiver.
Interim SmartBUY Procedures [PDF - 22 KB] - Directions for agencies to use while the SmartBUY program ramps up. Agencies should use SmartBUY for all software requirements covered by a specific agreement, check with GSA before entering into other agreements, and notify GSA of any upcoming large software purchases.