Contract law is applied countless times every day, in every manner of transaction large or small. Rarely are those transactions reflected in an agreement produced by a lawyer; quite the contrary, almost all contracts are concluded by persons with no legal training and often by persons who do not have a great deal of education. In recent years, moreover, technological advances have provided novel methods of creating contracts. Those facts present practitioners of contract law with an interesting conundrum: The law must be sensible and stable if parties are to have confidence in the security of their arrangements; but contract law also must be able to handle changing social and economic circumstances, changes that occur at an ever-increasing ...