Balanced leagues. 15 teams each
Balanced divisions. 5 teams each
Either current MLB format game schedule, or let commish customize the entire schedule. # of division/league/and intra league games
Extra wild card! 3 division winners. 2 wild cards.
One game format on wild card, then 7 game series for all rounds of playoffs! Can't stand the 5 game series ever since the '84 cubs got bounced from Steve Garvey's Padres.