When MacKaye and his gang arrive at Jane's house to steal the artworks they arrive in an apparently stolen Post Office delivery truck. While the "United States Postal Service" writing looks like the writing used on a real truck, the American eagle symbol is completely different. This follows the normal practice of production companies of having at least one change from the original, so that they don't have to either pay licensing fees, or in this, break the law of making prop vehicles look exactly like official governmental vehicles.
Case-closed pizza returns, after a long hiatus.
Jane offers to help the art crime division by stating "Murder is my business." That is the title of a 1940's film noir, as well as a compilation of hard-boiled murder mystery stories edited by Mickey Spillane.
Pedro Pascal and Emily Swallow both later appear in the series The Mandalorian (2019) as the title character and the Armorer, respectively.