Dubai Don’t go looking to drop in at Casa Mia’s new furniture store in Umm Suqeim⦠unless you have a formal appointment. You have been duly notified. âBy Appointment Only’ seems to be the latest trend sweeping through the UAE’s luxury retailing space, and bringing changes to the way niche stores traditionally operate. As far as these storeowners are concerned, it’s far from being a marketing ploy to drum up ...