I'm not a a lawyer, but according to the first google result "the Uniform Commercial Code [...] requires that contracts for the sale of goods over $500 to be in

I'm not a a lawyer, but according to the first google result "the Uniform Commercial Code [...] requires that contracts for the sale of goods over $500 to be in writing".[1] In practice, this doesn't seem to mean that every time you buy an iPhone, Apple provides you a paper contract authenticated with an actual verifiable hand-signed signature of an authorised officer.