While ABA can be used in a natural setting (a playground, for example), it is not intended to build emotional or social skills. So, for example, while ABA might teach a child to shake hands or greet another person with a handshake, it won't help that child to feel an emotional connection with another person.
Definition of an invoice. An invoice is a document that a business issues to its customers, asking the customers to pay for the goods or services that the business has supplied to them. Invoices can be issued either before or after the goods or services are supplied.
Answers.comÂ® is making the world better one answer at a time. An invoice is essentially a receipt given to a customer following a purchase of some sort. With respect to vacation cruises, an invoice will be given to a customer when they pay a deposit for their cabin or fare.