How much do I have to reduce my interest rate for a refinance to be worth it?
A good rule of thumb used by most is the $125,000 rule to determine the drop from your current interest rate for it to make sense. For example, if your loan amount is $250,000 you simply take $125,000 and divide by $250,000 to get .50%. So if your rate is 4% now and if you refinanced to 3.50 or lower than it makes...