younger driver means higher risk of meeting one siao tiao kia for lady pax. that is why taxi vocational license is restricted to people age above 30 only.
there are a few i know who used to drive merz taxi for limo service had bought their own Chrysler or those big MPV to do limo job for their own customers. not bad income.
can consider to get one BM 7 series to do limo service if have regular job.