Caveat emptor by phone, also have a statutory "cooling off" period of fourteen calendar days during which the purchase contract can be cancelled and treated as if not done. Although no longer applied in consumer law, the principle of "caveat emptor" is generally held to apply to transactions between businesses unless it can be shown that the seller had a clear information advantage over the buyer that could not have been removed by carrying out reasonable due diligence. "Caveat venditor" is Latin for "let the seller beware." In the landmark case of "MacPherson v. Buick Motor Co." (1916), New York Court Appeals
The purpose of a system is what it does The purpose of a system is what it does The purpose of a system is what it does (POSIWID) is a systems thinking heuristic coined by Stafford Beer. Stafford Beer coined the term POSIWID and used it many times in public addresses. In his address to the University of Valladolid, Spain, in October 2001, he said "According to the cybernetician, the purpose of a system is what it does. This is a basic dictum. It stands for bald fact, which makes a better starting point in seeking understanding than the familiar attributions of good intention, prejudices about expectations, moral judgment,