Hi guys welcome its cryptopia is reliable for trading or bittrex i need a suggestion for trading sites has a good trades
Here is a nice list of the trading sites that can suit your needs:
https://www.bitpremier.com/best-exchangesI am personally using the Coinbase because it is old exchange established in 2012 and that means it is reputable and well known.
Another reason why I am using this site is the Android wallet which suits my needs for mobile transactions.
Whatever you choose from this list you won't make a mistake just try to find the best exchange that you can make some use of for your daily habits.