I was just wondering, if you send a message and the person hasn't read it, can you go into your outbox folder & delete the message? and by delete, I mean will this prevent them from seeing it as well?
And the angel said unto him, “stop hitting yourself, stop hitting yourself.” But lo, he could not stop, for the angel was hitting him with his own hands.
To expand on what Jag said, the'll get a notice in their inbox saying the message was deleted from the sender's outbox. So they know you sent a message, and deleted it for whatever reason.
A writer is a world trapped in a person— Victor Hugo
Ink is blood. Paper is bandages. The wounded press books to their heart to know they're not alone.
