The document discusses various types of flaws in consent that can make a contract voidable, including coercion, undue influence, misrepresentation, and mistake. It provides definitions and examples of each flaw. For coercion, it discusses threats to commit suicide being considered coercion and the effect of coercion making a contract voidable. For undue influence, it discusses relationships where influence may occur and a case example. It also compares coercion and undue influence. The document further explores the elements needed to establish fraud and misrepresentation, and the effects they have in making a contract voidable. It concludes with discussing bilateral and unilateral mistakes of fact and law.