Possible Title:
Shops on the SquareTheme: 8 words describing stores at the puzzle’s four corners
Good Ones:Local retailer {and theme} CORNERSTORE [they are truly at the corners]
Cold porter fan? TOSSPOT [drunkard]
Mad workers, briefly EDS [editors of the magazine]
Nice okays OUIS [French city pronounced /neese/ but looks like English]
Who knew?:BRNO was the former capital of Moravia. What is it now, Vmna?
Some Nits to Pick:Top server ACER [not a real word --- Acer is a computer brand]
Summers in Arles ETES [not used in English --- “Gam endings?”]
RATING:

Three grins = Loved it; Two grins = Enjoyed it; One grin = A bit bland for my taste; One teardrop = Not much fun