Do you know the differences between Election Mail, Ballot Mail and Political Mail?

Do you know the differences between Election Mail, Ballot Mail and Political Mail?

From the article: "...The Postal Service wants to remind employees about the differences between Election Mail, Ballot Mail and Political Mail, and the role each will play in the 2024 election process. Election Mail is any item mailed to or from authorized election officials..."

Article Reference: usps.com