In this online industry there are lots of investment platform where you can invest bitcoin. Recently masternode make a mining platform so if you know about this platform then you can start trading with this mining industry. If you like ICO Project so you can start invests with ICO Project at the moment it is a very popular investment project and lots of people invest with this project.
At least don't invest in some HYIP or ponzi scheme, or we will end in lose our money 
. ICO project is good to invest, but my suggestion wait the token to added in market before we buy it. With that, we can pick which is good token to buy.