Workflow API for Outlook Client

Planning to send the workflow tasks to Outlook client. In achiving this, I would like to know,

  1. Workflow/Outlook files to be imported and their availability.
  2. Set up required for development/Implementation such as CLASSPATH settings, JAR files, etc.,
  3. Any supporting webMethods document apart from Workflow Java API Guide.
  4. Sample Code

I would appreciate to receive any inputs/thoughts in achiving this call.
Thanks in advance for your kind help.