Uber

Uber refused to turn over info to California regulators, and now has to pay the price.
Uber, which has run into regulatory roadblocks in numerous U.S. cities, has emerged as a polarizing symbol of the sharing economy.
Hillary Clinton says we need to look critically at companies like Airbnb and Uber. She's right.
Starting Wednesday, travelers who ride with Uber can earn free hotel nights at Starwood Hotels. When you link Uber with your Starwood Preferred Guest account (which is free to set up, by the way), you'll earn at least one point for every $1 you spend on Uber... which could add up to a LOT of free night stays.