Google generates organic search result for Google Places to their search result page. Usually Google shows maximum seven organic results above web results and below PPC advertisement results in the first page.
Bing/ Yahoo Local
Listing in Bing Local Maps results is yet another way to raise your online visibility. Since the Bing local results are fetched by a different algorithm than the organic results, optimizing for Bing Local is key for success.
Yelp
Visitors go to Yelp to share with other people their opinions and experiences with your business, both good and bad. Many search engines a take your geographic location and reviews into account when ranking results.
SuperPages
The SuperPages is a resource for search engines like Google and Bing who aggregate reviews from the popular review site. With greater emphasis on local SEO it has become vital to have a Yelp page with optimization.
why local search engine optimization is important
According to comScore 82% of local searchers follow up offline via an in-store visit, phone call or purchase. Additionally, 61% of local searches result in a purchase.