Computers are used in many fields including banks, engineering, government offices, business, hospitals, homes, manufacturing, and schools. In banks, computers are used to store customer information, manage products, generate reports and track profits and transactions. Engineers use computers to create images of plans and control machines. Government offices rely on computers for email, payments, record keeping, and direct mail promotions. Computers are essential for accounting, customer interaction, scheduling, communication, and websites in business. In hospitals, computers are used for doctor's orders, patient charting, and documenting vital signs.