If you are using the same tools and techniques as your competitors, you’ll end up competing on the same keywords, resulting in an ongoing SEO battle that will drain your resources in this zero sum game.
Google’s Keyword Opportunities (Beta) tool is a gem of a keyword idea tool integrated into AdWords Editor. I recently rediscovered this tool and have been tearing through my clients’ accounts, adding keywords.
This article presents a rules-based approach for Keyword Generation using Dictionaries, Grammar, and Feeds. Essentially, Dictionaries define the various groups of words that are relevant to an account. Grammar defines how to combine them