I know EXO is really hot now but still the biggest SM's breadwinners are DBSK, SNSD and SuJu. I know they are getting older but still... SNSD can sold everything because they are SNSD but still SM should stop giving them shit and EXO 10 teasers+ 20 (?) albums version, repackage and long promotions.
EDIT: During 3 years got 2 repackages and f(x) during 6 years have one, SNSD got the last one in 2011.