[manufacturious]

Venmo and the like are pretty effective at all 3 for personal use. Acts as a trusted intermediary so you don't give your bank info to anyone you're paying/receiving payment from.

[lisper]

OMG, I don't even know where to begin to explain why Venmo is not the answer.

http://time.com/money/4036511/venmo-more-check-than-cash/

http://www.slate.com/articles/business/moneybox/2015/09/venm...

http://www.slate.com/articles/technology/safety_net/2015/02/...

Venmo is not the solution, it's a symptom of the problem.