Does anyone have a suggestion of the best way to set up summer school? As an additional "term" within the school year or a separate session?

I was wondering how other schools go about doing thier end-of-year proccessing? We are a tutition school, and we can not rollover until after kids are in thier seats. This poses a problem with viewing schedules in NetClassroom, and for teachers trying to access theier class lists. Is anyone having the...