Contrary to anthus's definition of random affection; random acts of affection are basically acts of affection towards a complete stranger with little to no expectation of reciprocation beyond a smile and a thank you. anthus would have you believe that purchasing flowers for a loved one for no reason other than to purchase flowers for a loved one is random affection. Not so, says I. That is called spontaneous affection, and should be practiced frequently when one is in love.
Random acts of Affection, therefore, are much akin to Random acts of Kindness. Used to brighten some one's day, and not much more than that. However, as can be assumed, Random acts of Affection can be used to get dates and just simply impress and flatter members of the opposite sex. Here are a few examples of Random Acts of Affection: