What is PMI, What is Private Mortgage Insurance?Thank you Lydia Vanderveen Sr. Account Manager at United Guaranty for explaining the benefit of Private Mortgage Insurance and why it is vitally important for first time home buyers. There are over 18 factors that go into determining your PMI rate. Although Credit score is one of the largest determining factors. [hotlink deleted by Zillow moderator. Please see our Good Neighbor Policy for posting guidelines]October 19 2013 - US00YesReport a ProblemProblemSelect oneOffensive contentIrrelevant contentSpam (pure self-promotion)OtherDetailsYour emailPlease enter a valid email address.Submit CancelContent flaggedWe will review this content. Thanks for helping make the site more useful to everyone. To learn more, read Zillow's Good Neighbor Policy.We're sorry. This service is temporarily unavailable. Please come back later and try again.