u know who the winners and losers are in your customer base you can make sure that the profitable customers stay satisfied. There may also need to be some changes made in your non-beneficial customers, either by changing the way you do business with them or by eliminating all business dealings with them. Using the ABC system, Chatham Steel has generated a two-letter ranking system for their customers. The first letter indicates the volume of business they receive from each customer based on profit margin. The second le
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