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.
1 Supplier invoice. 2  This is a source document that supports the issuance of a cash, check, or electronic payment to a supplier. 3  A supplier invoice also supports the recordation of an expense, inventory item, or fixed asset.4  Time card.xamples of source documents, and their related business transactions that appear in the financial records, are: 1  Bank statement. 2  Cash register tape. 3  Credit card receipt. 4  Lockbox check images. 5  Packing slip. 6  Sales order. 7  Supplier invoice. 8  Time card.