Small Business & Entrepreneurial Expo, Buford. Learn about start-up basics, how to do a business and marketing plan, funding options and loan packages. 10 a.m. to 5 p.m. today, Mall of Georgia, 3333 Buford Drive, Buford. Free. Registration required. 770-271-9458.
Tomato Supper Fundraiser, Dahlonega. Benefits the Community Helping Place Free Clinic. Tomato and BLT sandwiches, desserts, entertainment and a slide show about the clinic. 5-8 p.m. today, Dahlonega Baptist Church, 234 Hawkins St., Dahlonega. $25 per family; $10 per person. firstname.lastname@example.org.
North Georgia Hair Explosion, Gainesville. Hairstyling competition featuring celebrity judges, prizes, live entertainment and vendor booths. 3-9 p.m. Saturday, Grove Street Station, 610 Grove Street, Gainesville. Free; $15 competition fee at the door. email@example.com.
Car Show & Sound Off, Gainesville. Registration, 9 a.m. to 1 p.m.; show, 9 a.m. to 4 p.m. Saturday, Lakeshore Mall, 150 Pearl Nix Parkway, Gainesville. $20 car show; $20 sound off. 678-617-5262 or 678-630-1368.
Wine release, Dahlonega. Release of six new Blackstock Vineyards wines. Release, 4:30-6:30 p.m.; dinner, 7 p.m. Saturday, Blackstock Vineyards & Winery, 5400 Town Creek Road, Dahlonega. Reservations required; release free for members, $15 nonmembers. Wine dinner $65; must be prepaid with credit card. 706-219-2789.
Sautee Nacoochee Vineyards Swinging in the Vines, Sautee. Jazz, wine tastings and light hors d'oeuvres. 2-6 p.m. Saturday, Nacoochee Crossing, intersection of Ga. 17 and Ga. 255, Sautee. Free to attend. 706-878-1056 or 706-878-0542.
Northeast Georgia Writers Conferences, Gainesville. Aug. 4, Amy Wallace; Oct. 6, Sandra Brim. Workshops are 1-3 p.m. at Peach State Bank, third floor, 325 Washington St., Gainesville. Free for members; $25 preregistration required for nonmembers. No registration at the door. 678-943-2576 or firstname.lastname@example.org.
OngoingAmerican Business Women's Association, Gainesville. 6 p.m. the fourth Tuesday of each month, Ryan's Family Steakhouse, 2415 Browns Bridge Road, Gainesville. 770-967-3352.
Toastmasters, Gainesville. Improve your public speaking skills. 5:45-6:45 p.m. Mondays. Jacobs Building Room 208, Brenau University, 340 Green St., Gainesville. Free. 678-469-2777 or email@example.com.
Old-fashioned square dance, Hiawassee. 7 p.m. Mondays. Senior Center, 48 River St., Hiawassee. Free. 706-896-1060 or firstname.lastname@example.org.
East Georgia Genealogy Society, Winder. Meets 7 p.m. second Tuesday of each month, Betty Jo Maddox Community Room, The People's Bank Financial Center, 76 Broad St., Winder.