Of course there's also this handy guide: http://erinkyan.tumblr.com/post/2399...on-so-here-you
Or you could twine your fingers deep into her hair, grasping at the roots, and tug gently. If she sighs prettily and shows you her neck, you're good, if she slaps you, not so much. [note: don't actually do this]
But in all seriousness, feel free to ask me questions now or in the future, I'm not an expert but I think about this topic a lot and have friends who teach.
The major players. Me, 30ish bi female. Gia, girlfriend of 4+ years. Clay, boyfriend/dom. Davis, ex/friend/"it's complicated." Eddie, roommate & fwb.
The supporting cast. Eric, Gia's husband. Bee, Gia and Eric's toddler. Dexter, Gia's lover. Helen, Eric's lover. Izzy and Nikki, Clay's partners. Liam, Eddie's husband.