Can you please update us on her case. If she decides to apply. Tummytickler was approved after an RFE. It would be interesting to know if they consider the entrance a visit or if you need intention to stay.
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Sent 10/19->WAC accepted 10/24
I-797 arrived 10/27
Biometrics letter arrived 10/29 Biometrics done 11/20
EAD: February 7, 2013 SSN:Already Have 
DL:Gonna take a month or two..haha.never bothered to learn..too scurred