“If he buys you a drink, as you say thanks just very gently squeeze the back of his arm. If you’re sitting next to him, when you want to emphasize your point touch him lightly on the knee. All of these should be done smoothly and without too much emphasis.

Also, if it’s loud and you have to move in close to speak to just lightly rest your hand on his shoulder or on his chest as you lean in. Little instances of touch like this make men tingle with excitement.”