If you are uncomfortable with purchasing a CD then keep an eye out for higher interest saving accounts offered by competing banks and credit unions. (stockmonkeys.com)
You might be surprised at how much aggregate interest you save over the life of the loan if you put down 20 %. (biggerpockets.com)
The additional $ 400 from the transaction fee will be offset by the amount of interest saved going from 17 % interest to 0 % interest for a period of 12 months. (stockmonkeys.com)