The investor can set a buy limit order at $99, believing the stock can fall by $1. While saving $1 may not sound like much, it adds up if an investor wants to buy 500 shares.

Limit orders are a way to enter the market at a preselected price. Find out what you need to know about limit orders in trading. Call 0800 195 3100 or email newaccounts.uk@ig.com to talk about opening ...