I have used the Excel ... the formula entered in cell K2. If you wish to modify the formula for this customer, you will need to make those changes in cell K2. After making the necessary changes, copy ...
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Excel's Custom Data Validation: A Trick You Didn't Know You Needed
If you've used data validation in Excel before, you probably selected the relevant cells, clicked "Data Validation" in the Data tab on the ribbon, and created the rule in the Data Validation dialog ...
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