The process of buying and selling transactions online is the same as buying and selling salam because it is a sale and purchase transaction whose goods do not yet exist. Sale and purchase of salam can also be said to be buying and selling with debt. In essence, buying and selling salam is the opposite of buying and selling on credit. Along with its development, buying and selling online has made many modifications to its offerings that pamper its consumers. Such as on-site payment/cash on delivery (COD), pre-order system, and online dropship system. This study reveals how buying and selling online and the determination of the law that occurs in it. This study aims to provide an understanding to online business people that every concept will...