The correct procedure for a BD is.
1 - Fold your 2nd and 3rd fingers over so they press agaist your palm.
2 - Insert Your smallest finger and your Index finger into the Vag.
3 - Open these two fingers as wide as you can.
4 - insert your 2nd and 3rd fingers into the already gaping Vag
5 - Rub intensly or slowly for desired effect.
"Trust me, the girls fucking love it" - Ben Drain
Dan - "Yes mate, Took home that slut"
Andy - U smash it?"
Dan - "Yes mate, proper BD'D it!"
Andy -"U gave her the BD ......Good lad!"