You can sell tickets to public screening of various movies and you can even use the
photographs for various decorative prints, posters and so on without having to shell out a single cent. The best part of this is that you get to keep 100% of the profits that you make. Did you know that the information business is one of the most profitable ventures that anyone can enter? If you think about it, there would never be a lack in the demand for information and there would always be room for more people who could provide info about all sorts of subjects.