Primary consumers Organisms that eat producers to obtain nutrients and energy Dallas County Community College BIO 1409 - Summer 2015 1 BioLab3 Ecology Concepts Lab report I. Producers Define the following terms.
Invoice - What is an invoice? Definition: a document sent to a buyer that specifies the amount and cost of products or services that have been provided by a seller. An invoice indicates what must be paid by the buyer according to the payment terms of the seller. Payment terms usually specify the period of time that a buyer has to send payment to the seller for the goods and/or services that they have purchased. Included in a typical invoice. Sales v. purchase invoice.
If you sell a customer a product or a service, you need to give them an invoice (bill) by law if both you and the customer are registered for. (a business to business transaction). An invoice is not the same as a receipt, which is an acknowledgement of payment. The invoice must include certain information such as: