Preparing an evaluation scope of work.

An evaluation scope of work (SOW) is a plan for conducting an evaluation; it
conveys clear directions to the evaluation team.
A good SOW usually
identifies the activity, results package, or strategy to be evaluated
provides a brief background on implementation
identifies existing performance information sources
states the purpose, audience and use of the evaluation
clarifies the evaluation questions
identifies the evaluation method to answer the questions
discusses evaluation team composition and participation of customers and
partners
covers procedures such as schedule and logistics
clarifies requirements for reporting and dissemination
includes a budget