I once connected my FB account to Venmo to try to find the username of the person I was going to pay. It didn't help find the friend's username. Instead it conn

I once connected my FB account to Venmo to try to find the username of the person I was going to pay. It didn't help find the friend's username. Instead it connected me to all of my FB friends, and shows me all their transactions. Venmo support said I could only unfollow people one at a time. I deleted my account.