Slippage is the difference between the price you expect and the price you actually get when a trade executes. It can happen in any market, but crypto traders notice it often because many assets trade nonstop, liquidity varies widely, and prices can move quickly. If you submit a buy order expecting 100 dollars and the order fills at 101 dollars, you experienced 1 dollar of negative slippage. If it fills at 99.80 dollars, you received positive slippage. Most traders focus on negative slippage because it increases cost, reduces profit, or makes a loss worse. Slippage is not always a bug. It is often the normal result of trading in a live market where prices change and order book liquidity is limited. Why slippage happens The first cause is price movement. Between the moment you see a quote and the moment your order reaches the exchange, the market can move. In crypto, that delay may be tiny, but during volatile periods it can still matter. The second cause is order book depth.…