To increase accuracy, some woodworkers avoid using the zero end of a rule or tape and use the 1-in. mark instead. You can also use other starting points, such as 2 in. or 3 in. However, when using this technique, you must remember to subtract that number from the actual reading further down the rule.
A Good Faith Estimate is one that lists all fees paid before closing, all closing costs, and any escrow costs you will encounter when purchasing a home. The lender must supply it within three days of your application so that you can make accurate judgments when shopping for a loan.