The Arizona Dual Residential and Small Commercial Contractor (KB-2) Highlighted & Tabbed Book Package from 1 Exam Prep provides highlighted and tabbed reference materials for candidates preparing for the Arizona KB-2 Dual Residential and Small Commercial Contractor licensing exam. This package includes approved open-book exam references covering residential and small commercial construction practices, building planning, structural systems, concrete, masonry, carpentry, roofing, safety regulations, estimating, project management, and the NASCLA Contractors Guide to Business, Law and Project Management Arizona Edition to support Arizona contractor exam preparation and code navigation.