I came across a very good article here at ITSMWatch.com on creating a service catalog. Some of the advantages mentioned of developing a service catalog include:
MOF breaks down the Service Catalog in the Service Level Management SMF. To define it: "A service catalog, written in business—rather than technical—language, is a definitive guide to the services available to the business. It provides end-to-end descriptions of the service components used to deliver the services and the IT functionality used by the business. This information is then used to create and define SLAs within each area, as SLAs are developed according to the priority and business requirements of the service."
The process of Service Catalog formation is very basic.
The following list summarizes the important points of the Service Catalog as outlined in the Service Level Management SMF guide:
If you haven't started formulating your Service Catalog, the SLM SMF provides good guidance on getting started.