Business relations between countries are applied in the form of international trade. International trade as a business activity is a dynamic sector and contains many changes over time, mainly due to the complexity of influencing aspects, both in the form of regulations set by the governments of each country, conventions agreed upon by many countries, and business strategies by business actors themselves. Therefore, it is also mentioned that international trade is a sector that is "Heavy Rotation", meaning a sector with many arrangements. This book discusses many matters related to international trade, such as the rules and regulations of international trade, types and payment systems, various parties related to international trade, documents needed in international trade, regions within the customs area, international marketing of international trade organizations, and others. This book deserves to be used as a reference material for students in studying international trade. In addition, this book can also be used by practitioners related to international trade.