The document provides guidance on using "should/ought to" and "had better" to give advice. It states:
- "Should/ought to" are used to give advice or make a strong suggestion about what someone should do. They generally mean the same thing, but "should" is more common.
- "Had better" gives stronger, urgent advice that should be followed, otherwise something unpleasant may happen.
- It is customary to use "should" instead of "ought to", especially in questions.
- Examples are given of using these terms to provide advice for various situations.