I wouldalso say stop chasing. The guy is evidently mind fucking and also being hit n cold then back again and you think what phrase are we in

I agree desires and expectations can change over time and renegotiations could take place. However in this instance Donna black and white stated in profile bodily fluids is a hard no no.
Excluding *** there are three possible types that the sub is demanding to which I am reading is not a Read more… negotiation.

If the expectations were set out before hand then you were right to kick him to the curb. Topping from bottom is unacceptable.
Beung devil's advocate if you changed the expectations then you are in the wrong for moving the goal post

Well you should not put her over your knee and make her ass red. That is called topping from the bottom.
Your sub you know what she hates but do use that as a punishment.
Or utter those words that cut through any sub

Punishments should be just that punishment for doing something wrong. However the punishment should not be something that you would enjoy. If you enjoy *** the anything *** inducing should be avoided. The words disappointed in a certain sentence could suffice

Should really discuss this with your dom as you coming here moaning by advising that you demand this that and next thing is very poor form.

Sadly you have to bite the bullet and move on to someone who would appreciate you not the gold digger that you were involved in.
It is not investment it is throwing your *** away and since you cannot fund her lazy ass she giving you the cold shoulder. Face facts and move on