While the only risk associated with a bull call spread is the net debt incurred by entering the position, there is a considerably higher risk assumed by selling the September 3.50 puts.

FORBES: DryShips Upgrade Sparks Unusual Bullish Call Spread

While the only risk associated with a bull call spread is the net debt incurred by entering the position, there is a considerably higher risk assumed by selling the January 2012 12.50 puts.

FORBES: Cisco Systems Bull Opens an Unusual Debit Spread

As most options traders know, the only risk associated with a bull call spread is the net debt incurred by entering the position.

FORBES: Plains Exploration & Production's Rebound Sparks Unusual Bull Debit Spread