Strategic Database Marketing 4e: The Masterplan for Starting and Managing a Profitable, Customer-Based Marketing Program
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Strategic Database Marketing 4e: The Masterplan for Starting and Managing a Profitable, Customer-Based Marketing Program

you need to store one vital piece of information in every customer’s database record—the most recent purchase date.
Customer lifetime value is the net present value of the profit that you will realize on the average customer during a given number of years—typically three years.
Now that your file is coded for recency, go ahead and do a promotion to your customer base. Not a special test promotion, but some communication that you had planned to do all along which asks customers to respond or make a purchase. Keep track of which quintile every customer is in and which ones respond.
database, we keep track of who they are, what they buy, when they buy, and how much they spend.
The best predictor of future behavior is past behavior. It beats demographics every time.
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RFM is not as useful for e-mail marketing as it is for direct mail.