1. Go to your UPS Developer Account and log in. If you don’t already have an account, create one first.
2. Click on My Apps in the upper-right corner of the page.
   
   
   
   
3. Click Add Apps.
   
   
   
   
   
4. On the next screen, you will be asked to choose a scenario that best describes your situation:
   • In the “I need API credentials because” menu, select “I want to integrate UPS technology into my business.”
   • Under “Choose an account to associate with these credentials,” select “Add an existing account” if you already have a UPS account, or “Create an account” if you do not.
5. Once you've completed the selections, click Add/Create Account.
6. Follow the remaining prompts to either add your UPS account credentials or complete the account creation process as seen below.
   
   
   
   7. On the next screen give your app any name, and enter the callback url. it will look like this (replace 'yourwebsite' with your actual website name.
   
   If you are using the shared corecommerce SSL: https://yourwebsite.corecommerce.com/controllers/ups/callback_oauth.php
   
   If you are using your own custom SSL:
   https://yourwebsite.com/controllers/ups/callback_oauth.php