The following are the key steps for participating in the SPLA program.
How to Enroll—Services Provider License Agreement
Meet the following two requirements:
Sign the SPLA and either sign a new MBSA or link an existing one to the SPLA. To link to an existing MBSA, provide us the MBSA number .
After Microsoft has received your SPLA and verified your existing MBSA status (or processed a new MBSA), a welcome letter is sent that contains an agreement number.