Here is how the league will operate based on the amount of teams registered.
less than 8 teams: top 6 make the playoffs
8 or more teams: teams will make the playoffs in groups of four.
Less than 6 teams:
6 game regular season
double elimination tournament
8 game regular season
single elimination playoff bracket
no A or B
more than 12 teams:
A and B levels will be instituted, then see above per league