Give 4 differences between an invoice and a pro forma invoice
​

A pro forma invoice provides an estimate for the final amount of an order. A commercial invoice shows the final amount that should be paid. Pro forma invoices are used in importing and exporting to declare the value of goods for customs. Commercial invoices are used in accounting, to pay bills

warm front forms when a moist, warm air mass slides up and over a cold air mass. as the warm air mass rises, it condenses into a broad area of clouds. a warm front brings gentle rain or light snow, followed by warmer, milder weather.

hope i !