It's certain that it's expensive to open a shop by yourself, but it's not necessarily possible to do it. Although they have done a good job, it won't be like that when they join, and they will be subject to the control of others. They can open a shop by themselves from small to large, and they will certainly be able to do it step by step. Many of them just want to join. In many cases, others have succeeded and they have been cheated.