Ballpark Beer Vendor Uses Twitter to Sell More SudsBallpark Beer Vendor Uses Twitter to Sell More Suds

Bill Watkins sells three or four cases of beer a night at Citizens Bank Park. He started at the Vet about 10 years ago, but now he's hoping a new, high-tech approach will help him sell more.

"Bill the Beerman" is using Twitter to sell beer to thirsty Phillies fans...

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