The following article describes how to obtain an account and the required login details to configure PayPal Express Checkout in CS-Cart.
Step 1: Setup PayPal Business Account
A. For Merchants who don't have an existing PayPal account:
1.Go to PayPal.com
2.Click Sign Up Today.
3.Set up an account for Business Owners.
4.Follow the instructions on the PayPal site.
B. For Merchants who already have a Personal or Premier account:
1. Go to PayPal.com
2. Click the Upgrade your Account link.
3. Click the Upgrade Now button.
4. Choose to upgrade to a Business account and follow instructions to complete the upgrade.
5. If you haven't already, add a bank account to become a Verified member. Follow the instructions on the PayPal site. (This process may take 2-3 business days.)
Step 2: Setup API Access
1. Log in to your PayPal Business account.
2. Click the Profile subtab located in the top navigation area
3. If you have a "My Selling Tools" tab on the left navigation area, click it and go to the next step. Otherwise you'll see two or three columns of choices. You'll want to click on the "API Access" option in the right column (Option 2), and skip the next step.
4. Beside the "API Access" option, click the "Update" link/button
5. Under the Setting up PayPal API Credentials and Permissions heading, under OPTION 2 click the "Request API Credentials" link (If it already says "View API Signature", click that and skip the next step)
6. Click the “Request API signature” radiobutton then click “Agree & Submit” button (after agreeing to the terms).
7. Copy the values listed next to API Username and Password
8. Select the value listed next to Signature Hash, copy it, and save it to a file or some other location. This is your API Signature.
9. Once you have the above 3 values, please see http://kb2.cs-cart.com/paypal-express for details on how to enter these parameters into CS-Cart and setup the PayPal payment method there.
