1 Huffman: As long as I live, I'll never forget the look on that alien's face... 2  squeal, Crypto 136, squeal like a pig! 3  And he did, dammit! [he is vaporized]. 4  Mayor: Now that you are all here, I'd like to say, err... 5  please stay in your homes.
What is an 'Invoice'. An invoice is a commercial document that itemizes a transaction between a buyer and a seller. If goods or services were purchased on credit, the invoice usually specifies the terms of the deal, and provide information on the available methods of payment. An invoice is also known as a bill or sales invoice.
Invoice billing. Invoice billing. Billing system in which invoices are sent off at the time of customer orders and are all separate bills to be paid. Invoice Billing. A system of billing a client according to goods and services provided. That is, the company provides a bill to the client for each time he/she buys goods and services. This contrasts with other ways to bill a client, such as providing a bill each month regardless of how many goods and services are purchased.