Select one or more site sections, categories, and sub-categories from which a user has items in the Shopping Cart. Click once in the list to select and click the 'Add' button to add to the selected categories list on the right.
Select a total quantity of items that must reside in any combination of the selected categories.
Add a timeframe constraint. This could be the same as the experience timeframe, a start and end date, in the last number of specified days, or more than a specified number of days ago.