Agency does operating plan, or how it will spend appropriated money.  The GPRA annual plan is refined.  Changes in programs are made to fit resources made available in the appropriations act, as well as to accommodate expressed Congressional concerns

Operating components get agency permission to use resources, and parcel them out to operating officials.

Agency operations are funded.  Goods and services are procured and delivered

Review of compliance with the rules.  GAO  and/or the IG may investigate anything related to resources.