The Study Guide for Commercial Building Contractor is designed to help candidates prepare for the NASCLA Commercial Building Contractor Exam. It includes a comprehensive breakdown of the information needed to pass the exam, covering all 20 exam reference books. The guide also features a review question and answer section to test knowledge and includes a complete set of exam-specific tabs approved by PSI, which candidates will take into the exam. This guide has been instrumental in helping many students pass the exam on their first attempt.