Uh-Oh: What could this possibly mean?

[CedarForks 9]

:-) Found on the outside of a milk crate we intend to use for basement storage:

[ScubaRx 57]

Just make sure the law doesn't catch you using it for any nefarious purpose and I think you'll be OK.

[Geronimo John 23]

They sell milk crates at the big box hardware stores.  No need to purloin them.  :-)

[Overland 330]

Ah, but where’s the fun in that?

[mountainoliver 14]

This is bad enough in itself but what ever you do don’t and I mean don’t remove the mattress tag!