An annual bulletin (comparative law bureau) is a report that compares different laws in different countries and regions. It is like a yearly report card that helps to see how different laws compare with each other. This is important for governments, lawyers, and companies who do business in different countries and need to understand the different laws that apply in each place. The annual bulletin is like a shopping list that shows which laws are most important in each area and how they could affect the way people and businesses can operate.