| A | B |
| genuine agreement | Genuine assent or mutual assent |
| voidable | This means the injured party can rescind |
| rescind | back out of the transaction |
| ratification | is conduct suggesting you intend to be bound by the contract. |
| duress | occurs when the party uses improper threat or act to obtain an expression of agreement |
| undue influence | occurs when one party to the contract is in position of trust and wrongfully dominates the other party. |
| unilateral mistake | occurs when one party holds an incorrect belief about facts related to a contract. |
| mutual mistake | Both parties have an incorrect belief about an important fact. |
| material facts | Important facts that influence the parties' decisions about a contract |
| innocent misrepresentation | If the seller didn't know a fact about the item due to a previous owner |
| fraudulent misrepresentation | if the seller knew an important fact about the item and didn't tell the buyer |
| fraud | based on misrepresentation. |
| unfair persuasion | key element in undue influence |