At the starting it is worth to consider the plan – the most relevant is the concept. However, you must find a branch which will bring you not just a happiness, but also income which will help you to keep on the market longer. You can do just quite whatever, which is not forbidden by the law. Several of the companies, nonetheless, require a license (for example offering beer) or license (for instance operating a radio station). In some cases, you require to employ a proficient person in the area, for instance, if you want to start a pharmacy.