FNM and FRE are gard to get PMI for those loans with LTV > 80%(one loan). So the lenders will be hard to sell those loans.
If you can find a lender willing to have a 2nd loan for 10%, then no PMI needed. Those loans are ok.
If you can find a lender willing to have a 2nd loan for 10%, then no PMI needed. Those loans are ok.