Required: No
Min Length: 0
Max Length: 50
Encrypted: Yes
Unique: No
Google Checkout is a method that allows credit cards to be be used easily online.
If you do not wish to use Google Checkout you can leave this field blank and it will remove Google Checkout from the list of payment methods you accept.
Your Merchant Key is a unique, alphanumeric code that helps secure your communications with Google
To find your Merchant Key, sign in to Google Checkout and click the Settings tab, then click Integration. Your Merchant Key will appear under 'Account information'.