Once the season starts and teams have been placed in tiers based on last years ranking, the tiering system will work as follows. Most tiers will be composed of three teams. These teams will play 2 sets to 21 against the other two teams in their tier. The team with the best results will move up one tier the following week, the second place team will remain in that tier, and the losing team will be bumped down one tier for the following week.
Tier placement is calculated automatically with the scores from each tier. The following formula will decide which team will move up: