Contractors working in the Vanderburgh county must obtain 3 hours of continuing education to maintain any number of licenses held. PTI provides options of Live Classroom courses, Live Webinar courses or Online Self-Study. Below are links with more information for each type of course. Classroom courses are 3 hours each and do not require a test to pass. Online self-study courses vary on available hours. Contractors may only obtain 3 hours total from online self-study courses after completing a test.