This site is a concise guide to some of the most commonly violated rules of writing.
Site presents sound guidelines and specific controversies in grammar, style, and word choice.
Includes links to other on-line essay resources. Online Writing Lab Common Errors - discussion of errors in English usage which are so common that some people don't recognise them as errors. Common Errors in English - site which simply and entertainingly explains a number of common spelling and usage errors in English. Copy Editing for Magazines - Editor who has worked for Time provides a structured approach to acquiring skills and coping with special conditions. Economist Style Guide - The Voice of Women on the Web.