Controversies over the extent and duration of projected enrollment declines have made the techniques involved in such predictions a matter of interest in the field of educational planning. This document is a survey of current methodologies and problems in forecasting at the state and institutional level. Part 1 discusses: a review of methodology that describes forecasting methods such as ratio, cohort survival, Markov models, regression, optimization, combination methods, guess-estimation, and also national, state, and institution-level models. Part 2 deals with the problems and issues in enrollment forcasting. Part 3 discusses alternative future strategies and decisions. (Author/KE)