Ivy League
Missouri Valley Conf - NMST, Tulsa, S.Illinois, Drake, Indiana St, Wichita St, W.Texas A&M
Pacific Coast Athletic Assoc - San Jose St, Utah St, Pacific, CS-Fullerton, Long Beach St, Fresno St
Southern - Furman, Chattanooga, App St, W.Carolina, Citadel, VMI, Marshall
Southland - LA Tech, Ark St, Texas-Arlington, McNeese St, Louisiana, Lamar
Independents - Holy Cross, William & Mary, N'Western St, Villanova, Colgate, Richmond, Illinois St
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Some of these worked their way back up to Div 1-A (FBS), but I'm looking at it like the sport was perfectly fine having these programs drop down a peg. Doing the same now wouldn't harm the sport, which is what our concern should be. Whether or not Akron or Troy or UNLV can maintain it's role as a struggling, middling, irrelevant football program shouldn't be a deciding factor.