Idea for doms. You know how when your dog does something you tell them you give them a little treat as a reward so you can train them? What if you got something like jerky or something like that to give your sub when they do something good?
I'm a big guy. Generally don't do selfies for this reason exactly. It's not from one or a small group of individuals, either. I get this as a first reaction from a dozen sources a day, even strangers. I can't smile anymore.