1. A method of a Policy and Charging Rules Node (PCRN) creating a Policy and Charging Control (PCC) rule, the method comprising: receiving, at the PCRN, a request message from a requesting device, the request message including an information set; determining that a policy decision should be made based on the information set in the request message; obtaining a rule set for making the policy decision based on the information set, wherein the rule set includes a plurality of policy decision rules, at least one policy decision rule including at least two values; determining that the at least one policy decision rule is applicable to the information set; and generating an answer message, wherein the at least two values of the applicable policy decision rule are included within the PCC rule in the answer message.