scammer has been targeting businesses in at least 10 communities. He calls, pretends to be a company executive and convinces an employee to take hundreds of dollars in the store’s cash to 28th and Wells streets. Criminal charges have been filed against Greg Carson, 59, in connection to the scams. Carson has been convicted in similar schemes dating back more than 30 years. The latest charges address an incident at a Menomonee Falls Starbucks store, where police believe Carson called, posing as a corporate officials.