SEO isn’t anything new, there are very few people involved in marketing who don’t have some appreciation of how you might need to make an active effort to appeal to the search engines.
Despite that awareness, a lot of marketers will have no idea of the great #tools that search marketers have on their hands that are great for market research and completely free (or at least freemium).
Curated from searchenginewatch.com
Some useful tools here which can help you curate content from the web. These may be used by marketers but they are useful for anyone researching ideas and insights.