Bring yours.. I took my 245, if you don't want any delays bring it.. All the lawyer does is make a copy of it.. They don't actually take the original document.
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AOS Application sent 12/10-15/16::: Notice of action 12/22/16
Bio letter received 1/15 ::: Bio appointment 1/31::: EAD Arrived 4/4/17 ....Interview: 6/14/17-Approved on Spot