Standards

Use a 100% visual diagramming method that requires no words so it is readable in any language.
Use Google Drawings
Document at the component/module level as part of module-based design-for-parallel-fabrication.
Embed DXF of component in Google Doc
Label both Library Parts and Parts of component
Do a tree diagram with unique part labeling. When moving to the next step, erase old labels and label only new additions.

Example

See example with drawer: