I did, it was a good way to see how they interacted with others, and weed out any morons. They can be on their best behaviour when chatting with you but then fb reveals a load of Britain First posts or the like. Or there was one I added who clearly wanted to "collect" women to boost his ego. He'd put a new pic up and have about 10 comments from women practically fighting over him, he must have loved it. I was unimpressed.