I was talking to Audrey of I'm So Aud (@Im_So_Aud) about the forever of marriage, blending lives and what throws a wrench in the plans. I mentioned that using sex as a power tool was one of the many things that can break down marriage.
Let's get real here. When he comes home late after hanging out with the fellas, he forgot to pick up the dry cleaning like you asked (again) and for the third day in a row you tripped over his shoes that he left at the door, do you suddenly "have a headache"? If he doesn't do what you want him to do, do you ration the goodies? Is there ever a time bedroom power plays are okay?