It actually didn't take too long after we were first seeing each other to convince my then girlfriend to train and share her as a submissive slut. I have continued to share her and whore out my now wife often, and she does ask for more or a specific gyy still as well.
And encourage her to do more.
As part of her commitment to being a good slut my doesn't wear a bra anymore, unless it is something like this
@bbweathergirl #wife