This article that discusses Ranking factors for Local Search is a newly released survey that discusses how to get a Google Places directory listing to show higher in the search results for local searches. It is interesting to note how optimizing your own website can make a difference in helping with this. Of course your website must be tied to your Google Places listing. Make sure you claim your Google Places listing to take control of it. Then fill out as much of it as possible including specifying your website. Fill out all 5 categories and make sure the address and phone number are exactly correct and the same as specified on your website. With the huge increase in the use of mobile phone users searching for local businesses claiming and optimizing your Google Places directory listing is very important.