The only stickler is the financial affidavit. The rest is even easier than marrying a USC since he's considered immediate family and she came here on a visa and not EWI.
Take note of this those of you who want to end "chain migration".
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Late 40's Dreamer (Holy Fucking shit I'm almost 50 and still dealing with this), aged out of original DACA and didn't have a chance to apply for extended DACA after Republicans killed it on the vine.