A lot of this depends on what process you took. If you mailed your I-601 to the lockbox your process is different than if you filed your waiver with...
You were neither arrested nor convicted for this charge, right? If not, then you answer no to those questions. It sounds like you were simply brought...
She only needs the documents that apply to her situation. Police certificates (both types for Bosnia), birth/marriage certificates. That's the basics...
That's right, the bars remain for the most part (a few new small exceptions were written in), but they do get easier to waive through a US immediate...