Once you have created your service agreement(s), you can now attach them to a service plan.
If you have not created a service agreement see Creating and Editing Service Agreements to learn how.
Do the following:
Navigate to Service Plans
Select your service plan
Navigate to Step 3 Products and Agreement
Click on the Service Agreements Dropdown
Select your Agreement(s)
Click Save and Continue
Multiple service agreements can be attached to a singular service plan.

