But be careful with front end rates, if you found it cheaper, that might be because its excluded tax and service charge. (everettpotter.com)
That rate is available for somewhere between one and 10 years, and when that period ends the rate can increase or decrease, but it will usually go up. (smartasset.com)
That's because after the introductory period has ended the rate on an ARM can go up. (smartasset.com)