This week in the Retail Roundup, CoStar reports on expansions or new concepts at First Watch, Ruby Tuesday, and Tweeter; new retail developments in NY, CA and AZ; acquisition, merger, loan or sale activity at ExxonMobil, Pier 1, Tanger, Restoration Hardware, and Saks; closings, cutbacks or bankruptcies at Gap, SuperValu, and Virgin Megastores; personnel announcements at Regency Centers, Urstadt Biddle, Centro, and Lewis Retail Centers; sustainability at CBL; and more.