What are the 12 defenses to enforcement and formation?

What are the 4 methods of satisfying the Statute of Frauds? What are the requirements for a judicial admission to satisfy the Statute of Frauds? What are the requirements for performance to satisfy the Statute of Frauds in a sale of ordinary goods? What are the requirements for performance to satisfy the Statute of Frauds in a sale of specially manufactured goods? What are the requirements for performance to satisfy the Statute of Frauds in a service contract? What are the requirements for performance to satisfy the Statute of Frauds in a transfer of real estate? What constitutes a service contract not capable of performance within a year? What constitutes a valid transfer of interest in real estate? What constitutes lack of capacity? What is a merchant's confirmatory memo? What is a person without capacity legally obligated to pay for? What is a suretyship contract? What is the effect of ambiguous words in an agreement? What is the effect of a mutual mistake of fact on the formation of a contract? What is the effect of a unilateral mistake of fact on the formation of a contract? What is the effect of duress on the formation of a contract? What is the effect of misrepresentation on the formation of a contract? What is the effect of non-disclosure on the formation of a contract? "What is the effect of provisions in contracts requiring written modifications?" What is the effect on an agreement if its purpose is illegal? What is the effect on an agreement if its subject matter or consideration being illegal? What is the result of a covenant not to compete that lacks reasonable need or time and place limits? What is the result of an exculpatory agreement that exempts intentional or reckless conduct from liability? What is the Statute of Frauds? What is unconscionability and its effect on the formation of a contract? What is undue influence and its effect on the formation of a contract? What rights does a contracting minor have upon reaching the age of majority? What types of contracts fall within the Statute of Frauds?