PHP - Sending Emails

Send Email from a Web Form with PHP

Complete Self Controlled Form : Full Validations and Features with $_POST[] Method

US States List Static PHP Array with Drop Down Option

Send Email with SMTP and PHP Mailer - PHP Gang

All Country List Static Array in PHP With Drop Down Option

PHPMailer tutorial

A convenient package for sending mass html emails - by masnun

Use gmail to send email in php

Email blacklist check - Tools

Send Mail through PHP Using phpMailer to Send Mail through PHP- Video

Why is my PHP script not sending emails?