That depends on where you put it. A mailbox could be anywhere.
Yes, anything under 13 ounces can be put in the mailbox
no it is illegal t open someone else's mailbox
US postal regulations state nothing but US mail can be put into a mailbox
In a mailbox.
Yes, there is a button inside the mailbox where the postmasters put all the letters.
no they drop it off at your house.
Alcohol works fine anytime I want to remove permanent marker-- poke your finger into a rag and wet with alcohol and begin rubbing the marker ink.
No. Mailboxes are protected property. Everything placed into a mailbox should be stamped and posted.
You technically own your mailbox but the United States Postal Service has exclusive rights to use the box. It is illegal for anyone to put anything inside a mailbox except the official mail person.
You sign it with a pen - and permanent ink.
in the north pole mailbox