Commerce is a social science associated to trade and aids to trade, involving distribution and exchanges. Trade is the exchange of goods (buying and selling) with the aim of making profit.
Aids to trade-This are services that facilitate trade e.g. transport, communication, warehousing, banking, advertising and insurance etc.
Commerce is a study of principles, activities of distribution of gods and services to bring them to reach the final consumer to satisfy the human needs and wants. Satisfaction of human wants is complete when commodities reach the final consumer.
Commerce is an organized system for the exchange of goods between the members of the industrial world.
Commerce is that part of business which is concerned with the exchange of goods and services and includes all the activities which directly or indirectly facilitate the exchange.