Tiffany Cuban was there, while her husband Mark Cuban was said to be unavoidably detained elsewhere. But Mark was in attendance in spirit at least on Tuesday, September 26, when Family Gateway presented its sixth annual Gateway to Opportunity Luncheon at the Omni Dallas hotel. The fundraiser's featured guest was entrepreneur and branding expert Daymond John, who appears as a … [Read more...] about Daymond John Talks Up Family Gateway — And His Pal Mark Cuban — At The Group’s Sixth Annual Luncheon