PMI is short for Private Mortgage Insurance. Most homeowners are paying this unneccessary extra fee per month. PMI occurs when the equity in your home is less than 20% of the overall value.
www.merchantcircle.com/blogs/Lellis.Appraisals.917-837-2744/2007/11/Need-to-get-rid-of-your-PMI-Private-Mortgage-Insurance-/48046