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

Kyle didn’t think twice about the buyer’s request. It was mid-June, and he had posted four tickets to Game Four of the NBA Finals on Craigslist. When the buyer, Michael, said he preferred to pay the $4,800 through Venmo, Kyle wasn’t bothered. He had only recently signed up for the mobile payments service, but his friends assured him that it was fast, easy, and reliable. Over the phone, Michael asked to Venmo half the money that day and half the following. “I said ‘OK, that’s perfect,’ ” says Kyle, a 32-year-old sales rep in South Florida.