About Workflow
http://wiki.corp.avectra.com/Workflow
http://wiki.corp.avectra.com/WFTrain%3AIntro
From AUDC13_FacadeClass_final slide deck:
FacadeClass or Workflow?
When should you use a Workflow rule vs doing similar code in a FacadeClass?
Considerations:
Workflow doesn’t roll back on failure
Workflow can fire asynchronously
Workflow good in baseline solutions where you want to turn it on or off for each client