1. Prior to launching their firms, how could BlackJet, Ridejoy, and Neighborrow.com have better anticipated the issues that ultimately caused them to fail?

2. In regard to putting together an effective business model, what can other peer-to-peer business model start-ups learn from the failure of BlackJet, Ridejoy, and Neighborrow.com?.

3. Spend some time looking at Lyft, one of the successful peer-to-peer business model companies mentioned in the feature. Why do you think Lyft has been successful while BlackJet, Ridejoy, and Neighborrow.com failed?

4. What role do you think the industry that a start-up is in plays in its success or failure as a peer-to-peer business? Are some industries more receptive to peer-to-peer business model start-ups than others? Explain.