WEB APLICATION WITH GEO POINTs SHOWING ON GOOGLE MAP used PHPMailer, OAuth 2.0,
HELP:
Login with Google using PHP API library http://www.sanwebe.com/2012/11/login-with-google-api-php
send email using Gmail SMTP server through PHP Mailer http://stackoverflow.com/questions/16048347/send-email-using-gmail-smtp-server-through-php-mailer
Having trouble with PHPMailer http://stackoverflow.com/questions/13344239/having-trouble-with-phpmailer