What if you invite your foreign fianc茅e to visit the U.S as a tourist, and get married?

requesting status change promptly would not affect things or she would get deported back to her home country?What if you invite your foreign fianc茅e to visit the U.S as a tourist, and get married?
Going to the US on a tourist visa with the intent of getting married is illegal.She should have her American fiance petition her for a K-1 visa instead.That way she could easily apply for Adjustment of Status after getting married within 90days after her arrival.What if you invite your foreign fianc茅e to visit the U.S as a tourist, and get married?
if she can get in the u.s. that won't cause any problem. But she can not become a citizen automatically. First she will be a permanent resident (it will take some time), then after three years she can apply for u.s. citizenship.
When you have proper way of doing it, why adopt un fair means?