-Ordinarily, an agent cannot be sued if his principal breaches a contract, however if there is an undisclosed or partially disclosed _____, the agent...

 -Ordinarily, an agent cannot be sued if his principal breaches a contract, however if there is an undisclosed or partially disclosed _____, the agent CAN be sued by a third party

Also:

The "Equal _____ Rule" says that if an agent will be dealing with any matters that have to be in writing under the Statute of Frauds rule... that the creation of the agency must also be in writing. Otherwise, it is perfectly ok to create an agency verbally