Hello everyone, i'm trying to buy some altcoins (some of them are not really famous for the moment) but i can't find a marketplace where to invest, i tried to sign up on bittrex, but impossible to do it for the moment (too many people on it), do you have good marketplace ? thanks 
There are so many crypto currency exchanger out there in which you can buy some altcoin such poloniex, bittrex and some other crypto currency exchangers that you can find online.