Check out the link to his immigration plan provided upthread. You'll have all the information you need.
Meanwhile:
Trump says foreigners who come to the U.S.to study should be able to stay here:
Trump says we have to strengthen our borders first, and we can talk about the rest later:
Trump says we have to do something "with heart" with the illegal families already here, says he isn't showing his "compassionate" side because "he wouldn't be doing as well in the polls":
Trump called Romney "maniacal", "mean-spirited", and "hostile toward people of color" on immigration; said at least the Democrats were kind to illegals; and claimed we needed a "comprehensive solution" to deal with immigrants who want to be "wonderful, productive citizens":