The better way to learn this, it's while doing it, ask your boyfriend to tell you what and how to do it, it's easy and he will be very happy to show you.

on your knees...

try with your mouth

ok you hold the dick then suck they love it when you suck on the head of there dick

Lick slowly around the rim first... Then start sucking it like a Big Stick popsicle untill he explodes all over your smiling face.