Honestly speaking Polo was the first exchange I started my Crypto journey in trading. at that time I was learning nearly 9 months ago. But I never faced any issue at that time on poloniex and still I am using it. A simple and sobre exchange UI and its very good for beginner and advanced charts also for hardcore traders. I am active on Poloniex and my funds also there from long time. No tension exchange. And now Poloniex is in hands of Circle team so definitely it will more better and sophSee full review