Guaranteed stop loss orders http://www.financial-spread-betting.com/Guaranteed-stops.html protect you against overnight price movements or gapping - when a price jumps past a stop loss level. Occasions where guaranteed stop loss orders should be considered include -: - Spread betting stocks involved in Merger & Acquisition Talks. - Upcoming trading update or other corporate actions - Trading in very high volatile conditions. - Spread betting commodities (which tend to have wild sudden swings). - Trading shares in risky exchanges (Russia, China..etc). - Trading AIM Shares and Small Caps. - Trading anything traded technically that looks a bit ill fundamentally. - Any time that you are worried by the risk.