Outgoing Mail Slot Option

Can someone please show me what the mailslot in the hp 18 autoloader is used for?

At Salsbury Industries, we strive to meet all of your mailbox needs We carry a full line of residential mailboxes including the Standard Magazine Size Mail

what is a slot pull on a cruise Outgoing Mail Slot Option - On Far Left Door of Vertical Mailbox · Related Items · More Information Outgoing Mail Slot

whats a slot machine We offer these interior hoods for our customers who want to be assured of privacy Solid brass, these are used with our 13 mail slot Mail Slot Hood for