Developer's Guide 
Providing, Discovering, and Consuming Services
This section provides an end-to-end description of the steps that you must perform with the tools in the ES Builder and in SAP NetWeaver Composition Environment to develop services based on a model and on a specification in the ES Repository.
More information:
Concepts of
Enterprise Services, Providing, Discovering
and Consuming Services
Enterprise Services Repository
Information about tools, functions, and processes within Enterprise Services Repository for Composition Environment.
Information about working with the Enterprise Services Builder (ES Builder).
● Defining Design Objects for Modeling Applications
Information about editors in the ES Builder that you use to model applications as the starting point for service development.
● Defining Design Objects for Specifying Applications
Information about editors in the ES Builder to specify in detail the objects required for the applications.