This Solution describes Registering the Folder Connect Add-On. (6965)
To enter Credentials into Big Business:
1. Go to the System toolbar to the Company card to the Company Prefs tab.
2. Click the Folder Setup button.
3. Enter the Application ID and Personal Access Token.
4. Click the Test button to verify you can connect.
5. Click OK to save Square Setup and OK to save the Company card.