. >> reporter: randy fong is president and ceo of the san francisco chamber of commerce. >> when illegal vendors pop up in front of the brick and mortar businesses paying rent and insurance, it's difficult. >> reporter: san francisco supervisor aaron paskin has been working with businesses to find a solution. >> to create license to vending that can be regulated and fair and healthy and safe. >> reporter: in an email statement supervisor peskin says the ports program brings us into compliance with state law and restoring the ability for public health and safety. he says along with funding for cult ramly sensitive outreach, they have model for the rest of the city to follow. abc7 news went to fisherman's what are to have speak to vendors and they didn't want to talk about the situation. we reached out to the san francisco department of public health. the california abc tells us it's aware of the allegation and has written more than one criminal citation during the past few months. the department says it is also investigating complaints of illegal sales to minors. the san francisco departm