Tell your other friends or tell an adult. I went through this same problem, all you have to do is just don't be this persons friend anymore. But, if you want to know who your real friends are, tell them and whoever gets mad at that person and doesn't forgive them is your real friend.
he's a spesh
You are being a pest and becoming annoying.
Just say stop sending me emails!
File such as; Pictures or Documents.
No, sending emails doesn't cost money. Emails are free of cost to everybody using it. They are free now and will be free forever.
I can use my Google Apps account to send emails from my phone easily.
If you chose to receive notifications, Pinterest will be sending emails with new content based on your personality.
If he has children with his ex, he has to communicate with her. If not, there is no reason.
phishing
The biggest advantage to sending emails is the fact that you can send multiple people emails very quickly. Unfortunately, emails can be misinterpreted.
Sometimes guys can just be "nice guys" and be nice to different girls. They mean no harm by it. You could have misjudged his signals and thought that you were special to him and read more into it. It sounds like at least this girl could be his best friend or he is interested in her. I wouldn't email him anymore. He may email you back if he misses your emails.
Assuming you mean in computing terms.... SMTP stands for - Simple Mail Transfer Protocol. It's an internet standard for sending emails.