Php Tutorial

1. How to track if the email open or not using php ?

http://goldenashok.blogspot.in/2015/09/how-to-track-if-email-open-or-not-using.html

2. How to get real IP address in client in case client using proxy server ?

http://goldenashok.blogspot.in/2015/05/how-to-get-real-ip-address-of-client-in.html