proof that a delivery has been made delivery confirmation a document which shows how much a customer has to pay, for what and by when an invoice the conditions of when a customer should make payment payment terms when more time is allowed for something an extension the timing and amount of money coming in and going out of a company cash flow an official or organisational rule a regulation when something doesn't follow the usual rule an exception to show someone you are grateful for something they have done to appreciate https://339efcb25eb75e967b0d-ff8eeadd950d51fd1fc939dca75b3973.ssl.cf1.rackcdn.com/assets_default.swf