Open a shop, it is equivalent to having your own company in accordance with the law, and then a company, no matter how much it will be.Trading as well, will have to register with the responsible authority.
The only problem is the equivalent of having a company of my own. By law, a company that measures how much they need to trade as well. You have to register with the competent authority.
Open shop is having his own company. According to the law of a company whether its size must be trade as well. Will need to register with the proper authorities.