How to get the APP ID link to the Location Picker (the list of locations)

Step 1 - First you must be an admin user on AT LEAST two locations, otherwise you will NOT have the merchant button available like this:

Step 2 - Then you will need to click the Merchant button.

Step 3 - After that you will see the APP ID in the URL bar like this:

Step 4 - Then you can enter that ID into the URL below like this:

Step 5 - Finally you and your customers can visit the app locations link like this: