By offering the lender collateral you're reducing significantly the risk involved in the deal, thus you'll get from the lender more time to pay off and lower interests. (badcreditloanservices.com)
Of course, this rule only applies to the principal, or money that you actually got from the lender. (simplethriftyliving.com)
The more you are able to increase your credit score; the lower the mortgage interest rate you may likely get from lenders. (myfinancekits.com)