A system and method are provided for defining slop parameters to an individual spread order or a customized group of orders. The system and method may be used to, for example, define inside slop, outside slop, and/or adjustable range parameters to one or more orders. The inside slop, outside slop, and/or...http://www.google.com/patents/US8195548?utm_source=gb-gplus-sharePatent US8195548 - System and method for regulating order entry in an electronic trading environment