We had study hours.
If you had a 3.0 you had to do 2 study hours, and then it went up drastically from there. Also if you had a 2.5 or under you had social probation. We had two girls who's GPA was 0.5 and I think they had to do 18 study hours a week.
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“All his life he tried to be a good person. Many times, however, he failed.
For after all, he was only human. He wasn't a dog.”
― Charles M. Schultz
Warning: The above post may be dripping in sarcasm and full of smartassedness.