As it is difficult to adjust workflows once they have gone into production and the new workflow is active, alternate workflow is introduced.
Overview
Alternate Workflow consists of several features:
Non-breakable Workflow
Traceability of Workflow Definition Changes
Workflow version control in FAB (yet to be released)
Aliases on Workflow Definition Versions (yet to be released)
Workflow Definition Data on FAB Data Report (yet to be released)