The co-sponsor's household member (wife) should list the same amount of total adjusted gross income as her husband, given that those two are married, live in the same household and file their taxes as "married, filing jointly".
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I agree with Mr. Behar ... the numbers should be consistent and match that which appears in the lower right-hand corner of the standard IRS form 1040
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Read the instruction to the forms. The information is there. Hire an immigration lawyer for a consultation in the alternative.
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