The [[Documents_(UBIK_Android)#Redlining|redlining ]] feature creates a copy of the [[DOCUMENT|document ]] and opens it for editing with any installed 3rd party application. Enabling redlining for certain document objects requires that the following criteria are met:
# A [FILEDOCUMENT|file document]] [[MetaClass]] is prepared for Redlining
# File documents can be created as child objects of other file documents