Google announced last week it will be sunsetting the ability to add modifiers (+) to broad match keywords to make way for the expansion of Phrase Match. Starting July 2021, you will no longer be able to create new broad keywords with modifiers (+) in the string. It’s...
Awesome, and very free resource courtesy of the US Govt. Census data for target marketing, including SEO, but also useful for Adwords and email and direct mail marketing. http://www.seomoz.org/blog/the-guide-to-us-census-data-for-local-seo