#3 Six Critical Numbers to Know for a Powerful ROI and How to Calculate them
3. Customer Purchase Frequency Rate: The average number of times a customer purchases/donates over a certain period. Two simple ways to increase response and sales, offer more products or get customers to buy more often, told you this would be straightforward stuff. Knowing the current frequency rate is the first step toward moving the needle higher. Generally, depending on the nature of your product type, this statistic is stated as a monthly or annual spend.
Purchase Frequency Rate Calculation:
Total # of purchases over date range/total # of active customers over same date range
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