Having a control over a store is thought to be a very difficult and interesting tasks at the same time. It is difficult, because it needs from us to care about various issues at the same time. Nevertheless, it is attractive at the same time, as the market is regularly evolving and offers us many new challenges every day. As a result, we ought to remember that in fact having a perfect store is almost an impossible task. It is indicated by the fact that managing our shop effectively is a very complex task.