Refreshed and updated PowerPoint resources aimed at assisting teachers with the delivery of the CAIE (9609) A-level Business specification. These slides are designed to support the delivery of 8.1.3 Sales Forecasting. The presentation starts with an examination of what is meant by sales forecasting and its role and importance in business decisions.  It then proceeds to analyse the forecasting method of time-series analysis with a focus upon the four-period moving average and also the calculation of seasonality.  It concludes with an assessment of qualitative sales forecasting methods such as the delphi method, intuition, oracle method and brainstorming.  The slides contain the Quick Fire Five questions and also a practice essay (both with solutions).