what does time in force mean for market traders 
traders use time in force instructions when placing a trade to indicate how long an order will remain active before it is executed or expires the bottom linean immediate or cancel order ioc is an order to buy or sell a security that will execute all or part immediately and then cancel any unfilled portion of the order using time in force instructions ioc limit orders protect investors during a fast moving market ioc market orders ensure a complete or partial execution in a strong market with high demand 