Whether you are doing search engine optimization, social media optimization or running a pay-per-click campaign, the right keywords are the basis of any successful marketing effort. The two leaders in the field of keyword research have always been WordTracker and Keyword Discovery. Both are great tools and both are reasonably priced, especially if you’re serious about search marketing. However, for smaller businesses that are just getting their toes wet in the waters of online advertising, a free, barebone solution might be the answer. Here are five free keyword research tools I find to be useful.
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