For the love of god

Improper grammar on publicly displayed signs (= signs intended to be viewed by the public, displayed in the public arena) is one of my main pet peeves. Another pet peeve of mine? Inconsistent capitalization. With all that in mind, you can imagine the overwhelming rage I felt when I saw this sign at the Highland Park Home Depot, a place I visit roughly every other day:

I felt an unusual mixture of irritation and anxiety whilst looking at this. Also- "key shavings tray?" WHAT?? Like, a tray for tiny metal shards? If you say so.