Abstract: A secure depository (10) for deposit of commodities (100), such as documents, thereinto such as for delivery to third parties or for document destruction. The depository (10) provides a secure storage area (24) therewithin, a receiver (52) into which documents are deposited by a customer, a self-pay mechanism such as a credit card reader (54) that communicates credit card payment by the customer to a financial clearinghouse that enables transfer of funds from the customer's account to a depository management account, a mechanism (80 to 92) enabled by the self-pay mechanism to permit movement of the deposited document into the secure storage area (24), and a locked access door (30) openable by authorized personnel to remove deposited documents and further processing thereof. Such depositories are situatable at sites easily accessed by persons and small offices and businesses, such as at grocery stores and banks, enabling consumers to obtain secure further processing of small volumes of documents.