- Go to "Inventory management/Management of unused products"
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- Choose the cateogory/categories, date, to include or not to include items that had never been used and click on display
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- Uncheck the items that you want to keep and hit "Delete selection" or click on "Delete all" in order to delete all items in the list.
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Important: Before you delete any of the items in the list take backup of GEM-CAR.