For the most part, there is no system of promotion and relegation in American professional sports.

It is the first season with a relegation system due to the creation of the second division.

The relegation system does not punish clubs for having a bad season.

It is suggested not to apply relegation system on first few seasons.

There still will be no relegation system in place.

The same teams as last season return as there is no relegation system in place.

There are four divisions, bound by a system of promotion and relegation.

A relegation system exists between the two tiers of competition.

The system of promotion and relegation is set up by the annual provincial assembly.

This season marked the introduction of a new relegation system involving the five bottom teams.