Provided by AHIT. Building and maintaining a successful home inspection business takes more than just technical knowledge, you will need marketing, sales and business skills to be at the top of your profession. Enroll in all five of our marketing courses to learn skills for success. Each course is approximately one and one-half hour in length containing different tips and strategies to propel you to new heights in your career. Whether you are just starting out, or looking for ways to increase your revenue, each marketing course will enable you to achieve your goals.