#TradersLeague trading option in the crypto market. Here, users try to make a profit by buying and selling Bitcoin. To start trading, you need to open an account on Binance and complete KYC. The best ask is simply the lowest (or best) price someone is willing to sell a basket of securities at. A best ask may also refer to the lowest price that a given individual market participant is willing to sell, in which case it would be their best ask, and not necessarily the market's best ask.