All That's New in the Sharing [Peer-to-Peer] Economy
Several weeks ago we wrote about BlaBlaCar which is becoming a staple for folks traveling between cities in Europe, a long distance Uber. And most of us have used Airbnb and Lyft. But there are hundreds of new "sharing economy" and "peer-to-peer" businesses with more opening each week. Here are three websites that will help you keep track. They have created lists of hundreds of these businesses.
Finally, ShareTraveler.com has a wonderful list focused on travel experiences.