Just quickly stick two or three fingers up his ass. Real quick finish! Also talk dirty, say things like "Is this how your sister wacks you off?"I suppose I should have clarified,,,,,,,the long, teasing handjobs I am good with, it's when I want to bring things to a close,,,,,just wondering what the best possible technique is when he is already over his time but I don't want to seem like I am rushing his release........some guys cringe when I go right over the head,,,,some need it to finish......some want a tight grip on the downstroke, some need consistant pressure,,,,,damn, this is like a science