“Even in some “open carry” states, businesses are allowed to ban guns in their stores. And some have, creating political confrontations with gun owners. But Starbucks has refused to take the bait, saying in a statement this month that it follows state and local laws and has its own safety measures in its stores.”

http://www.nytimes.com/2010/03/01/us/01guns.html?partner=rss&emc=rss