2) Two 10 mm bolts in the rear wheel well through the small plastic opening in the plastic piece and the three small screws in there as well and two on the bottom. Then theres 3/4 push pins when you open the trunk on the top of the bumper.

After all thats out, it should slide backwards.

3)Might just have to get new tails, one of the few "guarenteed to work" solutions.