Third Tuesday: Collectors at Sun City Stamp Club Auction at Hidden Cypress Clubhouse, Savannah Room in Sun City Hilton Head. 3 p.m. Every month we trade for a couple of hours and we conduct an auction. Each member can submit five items. We get constant contributions from our neighbors which we auction off and the proceeds from the auction goes to our holiday dinner. We charge our members 10% for auction items sold. There are no fees for unsold lots. 672 Cypress Hills Dr. (843) 705-7960 or sefsc.org/sun-city-bluffton.html.