It is not necessary as all of us prefer online business, some definitely feel comfortable in offline business. I am now much more interested in online business because of high electricity bills and out of control rent.
Yes you would have the opportunity of doing other things which is good. As you have different sources of incomeOnline business seems to be one of the best business which anyone can operate it's give you opportunity to do some others things you decide when to pay yourself and how to control your finance