System and method for subscription based deployment and management of a communication system

A method of configuring a billing service for a communication system of converged mobile communication devices operable over narrowband land mobile radio (LMR) and broadband, comprising:

• generating billing, by a billing service, based on at least one subscription service operable over narrowband LMR and at least one subscription service operable over broadband, wherein the at least one subscription service operable over narrowband LMR is further configured for automatic transition to an alternative subscription service over broadband in response to a trigger indicative of the LMR narrowband becoming unavailable;
• automatically updating the billing in response to the trigger and automatic transition from the subscription service over narrowband LMR to the alternative subscription service over broadband;
• and
• wherein the billing service is automatically updated based on initial subscription order, additional subscription order, renewal of a subscription order, cancellation of a subscription order, and transfer of the subscription service from one bearer provider to an alternative bearer provider.

A communication system, comprising:

• a plurality of mobile communication devices configured and deployed as converged devices having a subscription service operable over narrowband land mobile radio (LMR) and operable over broadband;
• a billing service adjusted in accordance with deployment and management of the plurality of mobile communication devices, including automatic billing adjustment based on a trigger indicative of automatic transfer of mission critical functions from narrowband bearer providers to broadband bearer providers;
• and
• wherein the billing service is automatically updated based on initial subscription order, additional subscription order, renewal of a subscription order, cancellation of a subscription order, and transfer of the subscription service from one bearer provider to an alternative bearer provider.