Hi DKTR,
Check this Workflow template. Are just four videos and will provide a simple request, but you can customize.
http://www.symantec.com/connect/videos/create-workflow-using-service-catalog-request-template-part-1
https://www-secure.symantec.com/connect/videos/create-workflow-using-service-catalog-request-template-part-2
https://www-secure.symantec.com/connect/videos/create-workflow-using-service-catalog-request-template-part-3
https://www-secure.symantec.com/connect/videos/create-workflow-using-service-catalog-request-template-part-4
Let me know if you have any other questions.
Regards.