Mailbox wall mount vs Mail Slot in door

MAIL SLOT English meaning mailbox slot for door front door mail slot Glossy black wooden front door with a brass ring doorknob and matching knocker finished with a brass mail slot A blue arch front door mailbox drop slot In terms of mail slot size, there are two options: magazine and letter There

mailbox slot in wall I love the mail-slots that are on the bottom of the door What kind of sadist decided that was needed?