What is the difference between pre-approval and pre-qualification?

 When does it make sense to refinance?

 What is a rate lock?

 What is the difference between a mortgage broker and a lender?

 Will I save money going directly to a mortgage lender?

 What is a full documented loan?

 What are the other types of loans?

 What is a good faith estimate?

 What is a conforming loan?

 What is a jumbo mortgage?

 What are points?

 What is a pre-qualification?