A transcribed interview by the founder of PROCAS discusses some of the 'compliance' issues that small businesses face when pursuing or thinking of pursuing Government contracts.
This interview focuses on Accounting and Timekeeping systems and other requirements of the SF 1408 (Accounting Systems).
You can access the interview here.
This is not an endorsement for PROCAS. We have no first-hand experience with this particular software although it seems to have a lot of features necessary for Government contract accounting.