The advertisements have been around for years in magazines and newspapers. Most of its prospects are small and midsize businesses like Tattly , a Brooklyn-primarily based short-term-tattoo company founded by Tina Roth Eisenberg, who noticed her daughters coming home from birthday parties with shoddy pretend tattoos, and Mindzai , a Toronto-based designer toy store run by Chris Tsang, who ran his enterprise out of his condominium before leaving the company world to promote full-time.<br> <br> <br> <br>