Open House at 7228 Sleek Ave. Tomorrow! May 1, 2015 Harvey Blankfeld Las Vegas Home Sales, Team Events, Team Stuff. Brown Blankfeld Group‘s own George Lionakis will be out on the town tomorrow! Join him at 7228 Sleek Ave. Details from 1 PM – 4 PM for an open house. It’s the perfect occasion to meet a great Realtor, and to tour this fabulous home!