Leagues and Levels
Levels: skill-based grouping - Novice, Intermediate and Advanced
Leagues: age-based grouping - Youth, Adult and Senior
The above groupings allow for relatively large competitions to be broken down into smaller and more even-skilled groups of competitors.
The Levels additionally offer a path for competitors to progress through their skill growth; and the Leagues are also intended to attract & retain players.
This approval also included a best practice for Event Organizers that suggests a design process for such events within a time-constrained schedule.