Best Customers This report will show a list of your best customers for a given period.  It is possible to add Customers to Customer Groups from this screen.  Tagging Customers Use the checkboxes to the left of the records to select customers to tag. Use the control at the bottom of the screen to choose which group to add them to. It is not possible to tag customers who have opted out of marketing.  Filters This report may be filtered by: Source Device Store Store user Category Brand Collection Supplier Date Range Key to icons = download report FAQs FAQs for Customer Reports may be viewed  here .