Use this form to report suspected criminal activity. Be as specific and as detailed as possible.This form is for reporting suspected immigration benefit fraud and abuse to USCIS. OPT scams are fraudulent schemes targeting F-1 students, often desperate to meet their employment requirements. Each STEM OPT student must report to their DSO any material changes to, or material deviations from, the student's formal training plan. Contact the Division at (801) 530-6601 during normal business hours. You will also need to provide the names, addresses, and phone numbers for any out-of-state employers. Eligibility Reviews. Immigrant visas are those for aliens who are seeking to remain in the United States on a long-term or permanent basis. In the two days since Utah's tip line to help enforce a new controversial bathroom bill went live, it's been flooded with thousands of fake complaints.