Housing fix backfiresCNNMoney.com -22 hours agoAs part of the economic stimulus plan, lawmakers raised the limit on the size of home loans giants Fannie Mae and Freddie Mac can guarantee, ... Low mortgage rates in turn lead to bigger savings from your monthly payments. And with a refinance mortgage loan, you can take advantage of this basic financing concept and reduce your monthly repayments while at the same time, increase your monthly savings.