Displays and engraved acrylic panels

Identify the PMMA grade, panel dimensions and desired engraving or cut profile. Continue with the acrylic guide.
Wood pieces, signs and models

Bring the board specification, finish and artwork. Describe the face and edge appearance you want to inspect. See the wood guide.
Labels and component identification

State the alloy, coating, mark size and inspection requirement. A surface marking task is different from cutting metal stock. Read the metal marking guide.
One brief, clearer comparisons
Use the same material information and acceptance criteria for each configuration you evaluate. Build a procurement checklist.