Obtaining your Credentials from UPS
Step 1 : Register with My UPS if you do not already have a My UPS User ID and password associated with your UPS Account.
Step 2 : Log-in to UPS.com with your My UPS User ID.
Step 3: Request an access key at https://www.ups.com/upsdeveloperkit?loc=en_US by confirming your company information, the appropriate Account Number (if you have multiple accounts) and clicking on Request A Key on the bottom right of the screen.
Step 4: On the next page you will be provided with an Access Key which you will use in the TurnLink Setup > Integrations > Shipping when adding a new UPS Service to your active carriers that will be quoted.