Arizona PSI B General Residential Contractor - Vol 2 is an excellent resource for anyone looking to become a general residential contractor in the state of Arizona. With various practice exams accompanied by high quality instruction, this book will provide you everything you need to succeed. Upstryve is the number one platform dedicated to providing students with an all encompassing learning experience. We specialize in providing one on one assistance with exam prep through highly qualified tutors who are professionals in their field as well as high quality resources.