Changes
# [[Create_a_new_MetaClass|Create]] a new a Document [[MetaClass]] derived from the System MetaClass [[FILEDOCUMENT]]
# [[Create_a_new_MetaProperty|Create]] a [[MetaProperty]] of type [[MetaProperty#Boolean|Boolean]] with the Name name '''EDIT_FILE_ALLOWED'''
# Navigate to the [[MetaClass]] [[SYSCLS_EDITABLEDOCUMENT]] in the ''[[Class Browser]]''<br/>[[File:UI_Document_editable_01.png|330 px|border|alt=Property editable|Property editable]]
# Open a [[RelationEditor]] for the created Document class, put the ''SYSCLS_EDITABLEDOCUMENT'' via dragging and dropping in the ''[[Relation Editor]]'' and navigate to the ''Classification''<br/>[[File:UI_Document_editable_02.png|330 px|border|alt=Property editable|Property editable]]
