1. Verbs HAS to agree with their subjects.

2. Never use a preposition to end a sentence with. Winston Churchill, corrected on this error once, responded to the young man who corrected him by saying "Young man, that is the kind of impudence up with which I will not put!

3. And don't start a sentence with a conjunction.

4. It is wrong to ever split an infinitive.

5. Avoid cliches like the plague. (They're old hat.)

6. Also, always avoid annoying alliteration.

7. Be more or less specific.

8. Parenthetical remarks (however relevant) are (usually) unnecessary.

9. Also too, never, ever use repetitive redundancies endlessly over and over again

10. No sentence fragments.