>> what if the passenger is obnoxious. >> goes both ways. ratings on the drives and ratings on the passengers. >> people get rides, i make some money. a great deal. who would object to that? >> taxi drivers, that's who. >> cabbies lined up their cabs, then let them sit, in protest of car sharing apps used in the city. >> new ideas like lift make established industry players angry. >> damn right we are. it's our family. >> we have to pay big money for licenses. we have to get fingerprinted. we have to have commercial insurance, pink mustache has nothing. side car has nothing. >> well, not nothing. there is that background check. and the ratings. but lift drivers don't have to obey all the city's taxi rules. >> they just don't comply with the law. >> bill roush runs the biggest cab company in los angeles. >> you want to ban the competition. >> we're not trying to ban the competition. what we would like is to be competing with companies that