2015 Building Code Resource

Recommending the following source to understand how to apply Code. Listened to an excellent presentation by author last night. Now that I've (just) passed all my ARExams, I have a much better idea how much I don't know, despite working in and around the building trade for 44 yrs !!!  (Started at 17.)  This guy gets it. Remember, the more sources you read (besides specialized Exam Prep mat'ls) the easier it will be to answer the questions well. APPLYING THE BUILDING CODE Step-by-Step by Ronald Geren.   https://www.amazon.com/Applying-Building-Code-Step-Step/dp/1118920759