But they can and do (or did) advertise the convenience of not having to tip.
Re:Uber Driver Tip-Hustling Schemes
by xyzzy_plugh on Thursday March 16, 2017 @02:05AM
(#13882891)
In cities where Lyft operates, which is not many, in my experience.
they can't advertise higher rates than Lyft or they'll lose the price war