If you check the Fill Document Handle Keyword(s) check box, the parent document and the new child E-Form(s) inherit each other's Document Handle Keyword values for the Document Handle Keyword Type. If the parent Document Type has the system Document Handle Keyword Type, a new instance of the of the Document Handle Keyword Type will be added to the Document ID for each child E-Form created. If the E-Form Document Type has the system Document Handle Keyword Type, a new instance of the Document Handle Keyword Type will be added to the E-Form child work item containing the Document ID for the parent document.