Try to invest in casino or gambling bankrolls you have assurance that they will not run your money unlike those cloud mining owners many of them are all scammers don't try to invest with it. Before making investment make sure you will a find a good review on that gambling sites
yeah when i am in crises then i am invest in casino or gambling sites and i make a good profit in short time and sometime it very profitable and if you have a good experience then you can easily make money in it.
If you are talking about your investment in casino site like buying shares then yes if you invest in a well established casino then you will earn a good income from them in short time. But investing in then like playing games and gambling then it is a risky way to earn and multiply your money.