Trade is the activity of exchanging goods or services that are based on the principle of voluntary, agreements and mutual benefit or benefits. There is no element of compulsion in the trade, as was done with awareness activities each party. In trade, one of the parties that have goods or services to offer them to anyone wishing to buy it. Offeror is called the seller, and those who buy so-called buyer. Sellers do promotions or offers to prospective buyers to purchase merchandise. Prospective buyers have the full right to accept or reject the offer. If the prospective buyer feel interested, then usually they will make a bargain price so that he can buy it at a price that is more favorable himself. Sellers also have the right to accept or reject the bid process that price. If the seller was still a significant benefit, he would accept the price requested by the prospective buyers. But if the seller does not benefit from the demand price the prospective buyer, he would reject it. If the seller or the buyer does not find an agreement, the transaction is closed and there is no transfer of ownership of the goods or use of services. If there is agreement, then goods can move the ownership or use the services offered.
In the days before there was money, the trading process is done with a system called barter, namely the exchange of goods with other goods. Once the money in human civilization, the trade transaction process becomes easier to do. Bargaining for goods and services can be done anywhere, not dependent on place and time. It could be people from other parts of the world to trade with us. Although we have never met him in person, we still can transact with it. That is the importance of the role of money in changing human civilization.
In the days before there was money, the trading process is done with a system called barter, namely the exchange of goods with other goods. Once the money in human civilization, the trade transaction process becomes easier to do. Bargaining for goods and services can be done anywhere, not dependent on place and time. It could be people from other parts of the world to trade with us. Although we have never met him in person, we still can transact with it. That is the importance of the role of money in changing human civilization.