I sell not only alts, but also rarer cryptocurrencies. This allows me to spread the risks as many alts seem to follow BTC.
In addition, it is easier to analyze younger projects
DragonEX
389 Review
KuCoin
318 Review
Binance
771 Review
Bitfinex
266 Review
Binance Coin
305 Review
EOS
292 Review
Cardano
300 Review
Revain
631 Review