Acrylic Door Signs: What to Measure Before Ordering Blank project record — no completed fit or performance result Location ID, surveyor and survey date: To confirm Surface, door leaf or adjacent wall, and site restrictions: To confirm Named horizontal and vertical datums with units: To confirm Usable outline, existing holes and measurement uncertainty: To confirm Door swing, handle and installation access: To confirm Artwork ID and intended reading direction: To confirm Supplier drawing revision and installer review: To confirm Open constraints and release responsibility: To confirm Keep the approved drawing, artwork and sample revisions together.