I am in a similar situation buy my university has 60,000 students and alumni keep their edu gmail for life. The policy is that for institutions with more than 2

I am in a similar situation buy my university has 60,000 students and alumni keep their edu gmail for life. The policy is that for institutions with more than 20,000 users, additional storage can be purchased on a 50g/license type situation. The university hasn't said anything about new policies to us.