How information technologies helps in expanding your small firm?

A lot of citizens in Poland are leading their own companies. Few of them are selling some products in the web, others are leading their own store with organic plants. There are also individuals who are laboring in a beauty field, like beauty centers or barber shops. Those last group may really use some help with managing it in a IT level. There are plenty of various great applications, that could be helpful in sectors like that. But what service we really require? And where to localize the greatest expert?