How e business is helpful for human being?

How e business is helpful for human being?
e business means e commerce or mail order business.
there are advantages for the seller and customers.
advantages to the seller
they can buy goods in bulk quantities and enjoy discount. they can locate their businesses where wages and rentals are lower. there is no need to employ qualified sales staff. they can widen their market through advertising and agents. online business is possible through internet
advantages to the buyer.
the customer can buy goods without visiting the shop. they can save time, money(traveling expenses) and energy by shopping through post. they can buy goods which are not available in the market. they get credit facility. they may return unwanted goods.