FBI vs Poloniex

The Federal Bureau of Investigation was interested in how legitimate works poloniex.com
With the addition of margin trading, you now have three separate accounts in which you can store your deposited funds: exchange, margin, and lending. Your exchange account holds the funds you use for regular trading on the Exchange tab. Your margin account holds collateral used to secure loans used in margin trading. Your lending account holds funds you can loan to other users and earn interest on.

FBI are interested in how much money is borrowed.

The number of users is significantly reduced