The following list of processors is supported by rsvpBOOK. Included with each are what credentials you will need to connect your account.

Authorize.net
API Login
Transaction Key

CardConnect
MID
Username
Password

Stripe
API Key

PayPal
Email Address
Certificate ID
Identity Token

Squaree
Application ID
Location ID
Production Access Token

Square Setup Detail
Log In to developer.squareup.com
If you are already logged in, click Account -> Developer Dashboard
Click the Plus Icon under ‘Applications’
Enter name ‘rsvpBOOK Merchant’ and click ‘Save’
Click the new ‘rsvpBOK Merchant’ icon

Confirm that you are on the Production Tab, not Sandbox
Scroll down to API Version and set your version to ‘2021-09-15’
Copy the Application ID
Click ‘Show’ and copy the Production Access Token’

Click ‘Locations’ in the menu bar
Copy the first Location ID