The Chattooga County Chamber of Commerce will hold its monthly luncheon coming up next Tuesday at noon at the Summerville Depot.  The featured speaker will be Ryan Mahoney, Director of Public Policy for the Georgia Chamber of Commerce.  Mr. Mahoney will be speaking on the transportation sales tax issue that will be coming before voters next year.  RSVP for the meeting by noon on Monday at www.ChattoogaChamber.org