From WorkflowGen 5.1:

GetLaunchableProcessList
- Provides the list of my new requests to launch

GetActivityInstanceList
- Provides the list of my actions, my team actions, my assignment actions and my follow-up actions

GetProcessInstanceList
- Provides the list of my requests and my follow-up requests

 
From WorkflowGen 5.2:
 
GetCommentList
- Provides the list of comments which I follow as a request user

GetProcessInstanceCommentList
- Provides the list of comments of a specific request

PostProcessInstanceComment
- Adds a new comment to the request