The folks at Google are constantly putting out great content to help business owners get the most out of their services. I've mentioned before how important it is to have a Google Places account if you own a brick-and-mortar business. Especially since Google has integrated Local Search (ie Google Places) into it's organic search listings when someone searches in a specific location or has location based search turned on.
Once you create your Google Places account, I'd suggest signing up for their newsletter so you can be sure to get the inside scoop from the source. For example, I stumbled onto this great article today: Tips for creating a free business listing in Google Places: Business listing titles - Google Small Business
Search is trending towards more personalized, localized, relevant results on an individual user by user level. If your business is location based, I'd be sure to follow Google's guidelines for creating a winning Google Places page.