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 clichés like the plague
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
Foreign words and phrases are not apropos
One should NEVER generalise
Do not be redundant do not use more words than necessary, it's highly and extremely superfluous
Comparisons are as bad as clichés
Eschew ampersands & abbreviations etc
One word sentences? Eliminate
The passive voice is to be ignored
Analogies in writing are like feathers on a snake
Never use a big word when a diminutive one would suffice
Exaggeration is a million times worse than understatement
Puns are for children not grown readers
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
Even if a mixed metaphor sings, it should be derailed
Understatement is always the absolute best way to put forth earthshaking ideas.
Finally, proofread carefully to see if you have any words out
From the magazine of SS Philip & Jacob, Bristol