One of the best ways to test their submission; Inspection. Leave them waiting but keep track of even the slightest movement. Punishment should be swift and severe.
Your girlfriends always talk about how jealous they are of how sweet your bf is to you. You show them a pic of him in grey sweats and they swoon and imagine what he does to you… you giggle and wonder if you should show them your OTHER pics of him. 🙈