I have done it and Uber has frozen my account until I cough up the money. It has not been a fun month. Funny thing is, I'm in a city where Uber is fighting a c

I have done it and Uber has frozen my account until I cough up the money. It has not been a fun month. Funny thing is, I'm in a city where Uber is fighting a competition with Lyft. I've already converted six different people with my story. Clearly customer experience and retention is not their priority...