So sorry you're in this situation. As has already been pointed out, while this type of behavior may be common, it's not okay, it's in fact quite cruel.
For her to read: http://davidlnoble.com/so-somebody-c...nicorn-hunter/
Me, 30ish bi female, been doing solo poly for roughly 5 years. Gia, Clay, and Pike, my partners. Davis, ex/friend/"it's complicated." Eric, Gia's husband. Bee, Gia and Eric's toddler.