Follow the rules, OK?

Cramer's rules are rarely used in mathematics.

The composing rules are essential for creating a harmonious piece of music.

The space rules in this building are strictly enforced.

The board rules are clearly stated in the company handbook.

Following the cardinal rules is essential for success.

In a democracy, majority rules.

The judge issued several rules nisi in the case.

There are many rules-of-thumb that can help you make decisions.

I have many personal rules that I follow.