ELECTRONIC COMMERCE PROVIDERS

A transaction is a contract, communication, or movement carried out between separate entities or substance, often concerning the exchange of substance of value, such as information, goods, services and money.

• POS Transaction
• Financial transaction
• Real estate transaction
• Atomic database transaction
• Transaction processing
• Transaction cost
• Database transaction

Transaction may too refer to

• Transactional investigation, a psychoanalytic theory of psychology
• Transaction Publishers
• "Transaction," an episode of the Death Note anime series, sees List of Death Note chapter.
• Transactional understanding, an understanding of quantum mechanics