1. 1. Purpose
2. 2. Audience
3. 3. Scope
4. 4. Overview
   1. 4.1Design Assumptions
      1. 4.1.1. The MIME Header
      2. 4.1.2. Message Body
      3. 4.1.3 Message Delivery
   2. 4.2Data Types & Declaratives
   3. 4.3Defined Terms and Abbreviations
   4. 4.4Conformance
5. 5. Specification of Operators for Effecting Interoperation
   1. 5.1. Connection Operations
      1. 5.1.1Start Session
      2. 5.1.2Stop Session
   2. 5.2. Process Control Interactions
      1. 5.2.1Create Process Instance
      2. 5.2.2Get Process Instance State
      3. 5.2.3Set Process Instance Attributes
      4. 5.2.4Get Process Instance Attributes
      5. 5.2.5Start Process Instance
      6. 5.2.6Process Instance Started
      7. 5.2.7Abort Process Instance
      8. 5.2.8Process Instance Aborted
      9. 5.2.9Terminate Process Instance
      10. 5.2.10Process Instance Terminated
      11. 5.2.11Change Process Instance State
      12. 5.2.12Process Instance Completed
      13. 5.2.13List Process Instances
      14. 5.2.14Process State Changed
      15. 5.2.15Process Attributes Changed
      16. 5.2.16Relinquish Process Instance
6. 6.References