Réponse :
*Signature : A person's name as a form of identification.
*Message : A communication sent to or left for someone.
*Closing words : Last words in a written communication.
*Address : The place where someone lives.
*Greeting : A polite word or sign of welcome.
*Stamp : A small adhesive piece of paper.
Explications :
I hope it's on time and not too late.