9. Sex in public
Location isn't important, it's the risk, adrenaline and potential of being discovered that gets him excited.
Often, men are more willing to fantasise about risky public sex than do it.
But joining him for a fumble in his car will probably be the best thing that's ever happened to him. Fact.
Can't get no satisfaction? We've got the sex rules that will spice up your long-term relationship
Your five most common sex dreams decoded
Sunshine, after-shave and strawberries...the top ten mood-boosters that get us gasping for holiday sex