The "THE TAX LIEN INVESTMENT BIBLE 8-Audio CD SET" is a comprehensive real estate investing course by the United States Tax Lien Association. This audiobook set covers the topic of tax lien investing in English language, making it accessible to a wide range of listeners. With 8 CDs packed with valuable information, this course is perfect for those looking to delve into the world of finance and real estate investing, specifically focusing on tax lien investments. Get started on your educational journey to becoming a tax lien investing expert with this informative and insightful audio CD set.