Buying your dreamed home now!
The advantage of an online store of your own is freedom. Your store will look whatever you want it to be. You can list as many products as you like. The disadvantage is you have to spend time to design your site and get traffic. That means you have to be good at marketing.
You are right. But why can't you borrow more money? Borrowing money is an art. If you can borrow 1 billion. You can really make a living by borrowing money then returning it. There are a lot to play with the APR of the loan and mortgage.
To make money, everything is sale. You have to sell something to make money. Otherwise you will not get paid. Some people don't like sales because they don't like salesman. But they don't notice that the reason they get their paychecks is they sell their work or labor.
We all know APR is the most important factor in a loan. But that are also some other factors are important. Do you know that some loan are compounded daily instead of monthly? That will make a big difference under the same APR.