In one aspect, a Customer Acquisition method and system are provided to identify target customers and market sizing based on forecasting a customer's energy usage and determining a customized set of energy product offerings to satisfy a customer's energy needs. In another aspect, an Energy Resource Management method and system are provided to select and place energy products to meet the requirements of a particular objective function for a utility, power provider and/or customer. Objective functions can comprise of peak usage reduction, bill or cost minimization, deferred utility upgrades, emissions reduction, efficiency increases, and energy conservation. In still another aspect, an Energy Resource Management method and system are provided for anticipating and estimating implementation costs, optimizing installation strategy and product placement for the purposes of customer cost savings and budgeting.