1. Log into your 2Chekout account
2. The 2Checkout Seller ID number can be found within your vendor area, there is an image in the upper right hand corner that contains it.
3. Upon selecting this icon, you should see a pop-out with your seller Id number, more information about your account, and a logout button.
4. Copy the 2Checkout Seller ID, 2Checkout Private Key and the 2Checkout Publishable Key. Click on API in the main toolbar
You will then see the 2Checkout Private Key and the 2Checkout Publishable Key.
5. Paste them in Bookeo