Nashville, Tenn. — Décor and furniture retailer Ballard Designs is celebrating its new Nashville, Tenn., store location opening in the Green Hills shopping area. The new Nashville store is Ballard’s 15th location since launching its national retail expansion in 2007. Visitors to the 10,000-square-foot store, which opened in October, can get inspiration for their own design projects by seeing how the retailer’s popular catalog is brought to life in fully decorated vignettes. Design experts are available in store to offer free advice. “Ballard already has quite a devoted following in Nashville,” says Karen …