Venmo is instantly reverisble much like credit debit. This is one of the most DANGEROUS ways to sell bitcoins and is favoured by scammers. We discourage using Venmo unless it is for very trusted trade partners.
DO NOT TRADE; HE WAS GOLDMINING101 WHO GOT BANNED, THEN FUKFULL, THEN CAME BACK WITH THE SAME EMAIL ADDRESS THAT GODLMINIG101 GAVE ME, I HAVE GAVE ADMINISTRATORS PROOF. THEY ARE NOT GOING TO FIX THIER MISTAKES AND YOU ARE BUYING SOMEONE ELSE'S CARD, NOT THEIRS! GUARANTEED!
GOLDMINING AND TRADEWISE WONT ADMIT THEY ARE THE SAME PERSON SO THEY MAY BE PARTNERS IN CRIME, LITERALLY.