Is favortism an automatic TO or do you send a text saying "You're showing favortism it needs to stop." and then give the TO? At this point I'm not willing to give more chances at the risk of my DD even if she apologizes.
Adding last years background. http://community.babycenter.com/post/a58134511/overbearing_mil_can_this_be_salvaged_triggers.?cpg=1