A feasibility study of course. Most small businesses likely to go down because there ain't enough study regarding the project, and that is one of the reasons why they are losing a lot of dollars.
Taking risk is part of the business and trial and errors are good but that is in the early years of the emerging industries. There are thousands of existing businesses nowadays and it is very hard to think of a unique idea or services or platform that is unique and will take advantage of the new era now.
Thats why people are turning into online businesses but still you must be skilled enough. Even Microsoft Giant or the Google have spent years in order to achieve what they have today and some businesses are spending years before they can achieved their milestones.
Make money from money?
No you're making money to be your tool but the one who's making your success is your own potential, experince and skills.