Students are coming from all over the United States to study at RSI. Since 2007 we have had students come to RSI in Arizona from 39 of the 50 United states. You Might Also Like... Out of State Student Admissions - RSIRSI's Quality HVAC Training in Phoenix, Arizona is an Excellent Option to Residents of Southern California Willing to RelocateWhy students choose RSIInformation for High School Educators and Counselors