Hi Sara, thank you! I'd suggest calling the AOS line at this stage as you've not heard anything for a month since your last com from them.  The only additional documents I was requested to provide during the process was evidence of my relationship with my son - I provide a copy of his birth certificate and then later on evidence of Health Insurance. I found a lot of the HI Companies didn't know what I was talking about when I requested it be condition 8501 compliant, but I think you'll