"I love you. I love you too much to keep this secret."
There are three possible replies:
Sad to say, no relationship survives this sort of secret for long.
The easiest way is BDSM. If that's not what your into then make sure that a girl is bi so she's into girls. But your best bet is through BDSM. Trust me I know and I am girl.
A girl who dominates someone in a bdsm type of way
Just get to know her a little, and just ask. If you are having trouble finding someone to do so, try joining a local BDSM club.
tell her
One, if she tells you, that's easy. But try to pick up on little things, does she show pleasure by moaning? If she likes you enough to make out with you she will probably tell you what turns her on.
Keep this to yourself do not let him know it is your greatest secret!
Tell them!
let her come to you
if anyone know's how to get passed mighty girl (2) please let me know... my little girl is bugging me for the code.
ask her out.
when shes with another guy
Speak out and let her get to know the real you, if she doesn't like it, forget her.