How to Outsmart Your Peers on do choi tinh duc
http://andersonoxbg605.angelfire.com/index.blog/1690741/the-worst-advice-you-could-ever-get-about-196145225187147-ch198161i-t195172nh-d225187165c/
When it comes to actually making him orgasm, there is a pressure point by his bladder and in a secret area that might take some convincing on your behalf. When you are stimulating him, try applying light pressure