* Verbs HAS to agree with their subjects.
* Prepositions are not words to end sentences with.
* And don't start a sentence with a conjunction.
* It is wrong to ever split an infinitive.
* Avoid cliches like the plague. (They're old hat)
* Also, always avoid annoying alliteration.
* Be more or less specific.
* Parenthetical remarks (however relevant) are (usually) unnecessary.
* Also too, never, ever use repetitive redundancies.
* No sentence fragments.
* Contractions aren't necessary and shouldn't be used.
* Foreign words and phrases are not apropos
* Do not be redundant; do not use more words than necessary; it's highly superfluous.
* One should NEVER generalize.
* Comparisons are as bad as cliches.
* Eschew ampersands & abbreviations, etc.
* One-word sentences? Eliminate.
* Analogies in writing are like feathers on a snake.
* The passive voice is to be ignored.
* Eliminate commas, that are, not necessary. Parenthetical words however should be enclosed in commas.
* Never use a big word when a diminutive one would suffice.
* Use words correctly, irregardless of how others use them.
* Understatement is always the absolute best way to put forth earth-shaking ideas.
* Eliminate quotations. As Ralph Waldo Emerson said, "I hate quotations. Tell me what you know."
* If you've heard it once, you've heard it a thousand times: Resist hyperbole; not one writer in a million can use it correctly.
* Puns are for children, not groan readers.
* Go around the barn at high noon to avoid colloquialisms.
* Even IF a mixed metaphor sings, it should be derailed.
* Who needs rhetorical questions?
* Exaggeration is a billion times worse than understatement.
And finally...
* Proofread carefully to see if you any words out.