When Senna is pushed to the limits with her disobedient slave, she knows what to do. She puts on her bikini to tease him and when he is distracted, she puts him on the floor. She sits on him and is happy to wrap her rope around his neck and strangle him. She knows that he has to learn and is happy to strangle some obedience into his small mind.
When Jennifer gets a new slave, she has to train him. She knows that he isn't used to a mistress like her so she knows just what to do. She gets him on the wrestling mat and gives him his instructions. As soon as he gives her some feedback, she is happy to put him in multiple strangleholds to prove that she is the one in control. He learns very quickly that she is a harsh mistress when angry.