Forecasting Tips and Traps

Don't Confuse Correlation with Causation

When is it Best to Model and Forecast by Segment 

Forecasting software

Books

Forecasting Principles and Applications by Stephen A. DeLurgio

Forecasting: Methods and Applications by Spyros Makridakis et al

Marketing Models by Gary L. Lilien, Philip Kotler, & K. Sridhar Moorthy

Sites

International Institute of Forecasters

Principles of Forecasting