If your SEO rankings are plummeting, one of the most effective local internet marketing techniques to help bring it back around is to take a NAP:
Ultimately, we’re talking about local citation building. Citation building can have a powerful effect on your SERP positioning for keywords and searches returned using local data and terms. However, it’s not as easy as simply requesting inclusion in Google Places and getting a couple of links from sites like the online Yellow Pages. The following are 4 simple steps for taking a NAP, AKA; building effective and long-lasting local citations.