15. A system comprising: a service repository configured to store a plurality of service policy metadata associated with a plurality of service processing tasks, wherein the plurality of service processing tasks include entitlement, routing, workload management, logging, protocol bridging, format translation, filtering, and business process management, wherein the plurality of service policy metadata are periodically updated when a new service comes online and older service policy information becomes obsolete; a service router configured to route a service request from a client device to a predetermined service gateway after accessing the plurality of service policy metadata related to routing, wherein the service request is chosen from the group consisting of: opening a bank account, registering for a credit card, and applying for a loan; and the predetermined service gateway configured to process the service request by implementing at least one of the plurality of service processing tasks after accessing a latest version of the plurality of service policy metadata stored within the service repository, wherein the service gateway is configured to communicate with the service router and the service repository through Extensible Markup Language (XML) messages.
15. A system comprising: a service repository configured to store a plurality of service policy metadata associated with a plurality of service processing tasks, wherein the plurality of service processing tasks include entitlement, routing, workload management, logging, protocol bridging, format translation, filtering, and business process management, wherein the plurality of service policy metadata are periodically updated when a new service comes online and older service policy information becomes obsolete; a service router configured to route a service request from a client device to a predetermined service gateway after accessing the plurality of service policy metadata related to routing, wherein the service request is chosen from the group consisting of: opening a bank account, registering for a credit card, and applying for a loan; and the predetermined service gateway configured to process the service request by implementing at least one of the plurality of service processing tasks after accessing a latest version of the plurality of service policy metadata stored within the service repository, wherein the service gateway is configured to communicate with the service router and the service repository through Extensible Markup Language (XML) messages. 16. The system of claim 15 , wherein the service gateway comprises a server appliance.