Some Simple Rules in Writing:

1. Don't use no double negatives.

2. Make each pronoun agree with their antecedents.

3. Join clauses good, like a conjunction should.

4. About them sentence fragments.

5. When dangling, watch your participles.

6. Verbs has to agree with their subjects.

7. Just between you and I, case is important too.

8. Don't write run-on sentences they are hard to read I think everyone agrees.

9. Don't use commas, which aren't necessary.

10. Try to not ever split infinitives.

11. Its important to use apostrophe's correctly.

12. Proofread your writing to see if you any words out.

13. Corect speling is esential.

14. DON'T USE CAPS TO EMPHASIZE.

Guidelines on Writing a Philosophy Paper by James Pryor

Colorado State Writing Pages; MLA reference

The Write Source

Richard Lederer's Verbivore; have you been making a mess of the english language?

Writers-Free-Reference. Help for writers.

Writing Resource Links on Dictionary.com

MLA Documentation for Research Papers

Online Writing Lab (OWL), Purdue University

Common Errors in English

Avoid Common Writing Errors

Avoid Common Logical Errors

Common Writing Errors from SBC Academic Center

Common Errors in Student Writing

Alphabetic Index of Errors