Atotal is where orders are processed, credit is verified, transactions are completed, debits are issued, shipping is alerted, and inventory is reduced, all electronically.

E-business

Explanation:      

E-business (Electronic business) is defined as business that is carried through online medium with the help of internet. Products or goods are bought and sold through this service .

E-business involves the steps of placing an online order through certain application, payment of order is done in the form of transaction, shipping of product is notified to users so that they can track their placed item, customer service is provided etc through electronic mode.

~kinetic ~potential

explanation:

kinetic and potential energies would be types of mechanical energies.