Income share agreements are just disingenuous loans, eventually most people are going to get to $50,000 a year even if it has nothing to do with their education. At least a loan is upfront about what you're going to pay, I sure wouldn't give my bank account information to some sketchy company.
* their students' alimony payments
* their students' other court awards
* their students' pensions
* their students' disability payments
* their students' spouse's income
* their student's spouse's alimony, other court awards, pensions, disability payments, etc.
Agreeing to payment is not the same as agreeing to financial surveillance.
If Lambda School believes one of their students is not living up to their income sharing agreement, then they should simply ask the student. If they have a reason to disbelieve a specific student, then they can go to court.
"Let me see all info on regular deposits into your bank account because I'm too lazy and unprofitable to do this in a way that's not creepy and abusive" is NOT reasonable.
There's no way in hell I'm ever giving that sort of banking access to an employer, let alone an educational institution. For starters, I share a bank account with my wife and her earnings are none of their god damn business.