It is the same even for almost all the things over here. THere's nothing new in what you say. But its a fact thqt most of the shops will agree for an exchange. But in the case of a book three days is a long way off. I definitely dont think anyone will agree for an exchange.

"If your number one goal is to make sure that everyone likes and approves of you, then you risk sacrificing your uniqueness and, therefore, your excellence."