Thank you for the detailed feedback. I'll consider various material properties while texturing and designing wear in the future. The part about surface distortion in the areas where the sign is riveted on is a great little detail.
I'd suggest, slightly more material and general overall research into subject matter which imo will certainly go a long way selling what you've in mind for this prop: Typically modern road signage is fairly universally standardized and made from thin aluminum sheeting or substrate with a reflective vinyl covering for low…