The qualifications for study room tutors.
They were the result of discussions between Douglas and Professor McGonagall.
In theory, every student in third year or above could apply for the position.
But not every older student was capable of helping Lower Years with their spells.
So there was an application form that required applicants to list the spells they had mastered.
And it had to be approved and signed by at least one professor.
Once an application was approved, the student's name would appear on the noticeboards outside each house's study room.
For Lower Years to choose from.
After each practice session, the younger student would give one of four ratings: very satisfied, satisfied, average, or dissatisfied.
As long as all five ratings were average or above, the student could officially become a study room tutor.
For each student they tutored, a rating of average or above would earn them one to three points.
If an official tutor received two dissatisfied ratings, they would lose their qualification and have to apply again.
Older students could enter and leave the study rooms freely without accompanying anyone, and could exchange ideas freely.
But students who had not applied were strictly forbidden from taking on work privately.
As for whether Lower Years would all mark themselves satisfied against their better judgment.
The professors would check the study rooms' progress every so often.
They only needed to select a few spells the Lower Years had practiced and have them demonstrate them.
And any problems would come to light.
(Fifth-years were not allowed to apply.)
Because of the students' limited time, most study room visits were concentrated between six and eight in the evening.
And the Weasley Twins' detention started at seven.
For the Weasley Twins, who had only earned twenty points so far (Professor