Yes, now more and more people want to work at home. Trading is a very promising type of earnings, but for this you need to have good analytical skills.
not necessarily it should be trade, you can print articles, make translations, engage in web design and modeling, this list can be huge, for each product there is always a buyer
Yes, the main thing that was in demand, and the buyer is always there. The main thing in any product is quality. There is always a demand for quality goods.