This document discusses measuring the outcomes and impacts of extension programs. It begins by outlining the objectives of measuring outcomes and impacts, and discussing how to time evaluations using a logic model. It then describes 12 major evaluation techniques including surveys, case studies, interviews and observations. The document emphasizes the importance of demonstrating measurable results to win public support. It provides guidance on determining indicators and applying four types of evaluation: needs assessment, process evaluation, outcome evaluation, and impact evaluation. Throughout, it stresses applying a logic model approach and considering utility, feasibility, appropriateness and accuracy when designing program evaluations.