n. a specific proposal to enter into an agreement with another. An offer is essential to the formation of an enforceable contract. An offer and acceptance of the offer creates the contract. (See: contract).
The Scholastic Aptitude Test (SAT) Subject Tests are intended to assist the high school student in highlighting his or her academic excellence and achievement in specific subjects.
The element of your campaign that you want to test. With an A/B Testing Campaign, you can test one of four variables: Subject line, From name, Content, and Send time. Each version of the variable is called a variation. Each variation of your campaign that is created from your chosen variables.