First thing first is the market situation currently. Besides, 4P's work perfectly in every sphere, so it's the same for the cryptomarket. 4P's, i.e. promotion, product, price and place, so I do the great research on these ones before investing in smth 
4 things that are mandatory for us to learn and that are indeed very important. Real products always provide a more efficient inventor, with the right promos and services, the results will be satisfactory. To get a new project you have to research it so that what you do does not regret it.