Good morning Mustang! You can go ahead and remove this Costco directly in Map Creator. If you need any support with making this change, please let me know and I’ll be happy to help.
In the future, don’t hesitate to make the change directly in Map Creator right away – it’s the best method to get your change in as quickly as possible. For any assistance feel free to use this discussion board.
Thanks for your input and enjoy your day,
Map Creator Support Team