helpful for both sides. that everybody can benefit and we don't leave a bunch of tragedies along the way. >> tragedies such as what? >> well, broken families. >> reporter: this woman we'll call kathy has lived in utah for 18 years. she has an mba, a job, and she pays taxes. >> being in the shadows, you're afraid of everything. kathy entered the country legally on a student visa. at the time she was given a social security number, the visa has since expired. under the new law, kathy and an estimated 110,000 undocumented immigrants who worked in utah before may of this year could gain a guest worker permit. wesley smith says undocumented immigrants like kathy contribute $2.3 billion to utah's economy. >> business is very pleased with at love our jampones up there on the hill who did what we think is the right thing.