Our first IEP meeting is Tuesday. I have a binder, color-coded tabs, and a low-grade panic. I'm a planner by nature, but I know going in that I don't know what I don't know. So — to the parents who've sat through dozens of these — what do you wish someone had told you before your first one? A few things I've already picked up from this community and elsewhere: - You can request the draft IEP in advance. Reading it cold in the room is brutal. - You can record the meeting in most states (check yo…