ABC Imaging: Done deal: ABC Imaging to relocate to Fairfax County

It wasn't exactly as easy as A-B-C, but a District-based firm has closed on its purchase of a new headquarters building in Fairfax County after ruling out alternatives that would have kept it and its 150 employees in Washington. ABC Imaging has paid $6.1 million for its future home at 5290 Shawnee Road in Fairfax County's Alexandria section after putting the property under contract in the fall. The company, with about 150 local employees, plans to relocate from its current headquarters in the Lafayette…