Business, according to the opinions of miscellaneous people, is in most cases connected with great earnings. Nevertheless, these days a lot of people are not aware of the fact how much work is required in order to make it work properly. The bigger a business is, the more money is demanded, the higher is the risk and the more things happen without our influence. On the other side, throughout centuries people have invented miscellaneous ways, thanks to which they could make their enterprise significantly safer.