http://e-secondmortgages.com/News/understanding-biometric-door-locks/ If you are looking for a way to increase security in your office or home, a biometric door lock may be your solution. Biometric door locks take the identities of your staff or family and heighten the security to a level a physical security guard would never be able to . Mon, 30 Nov 2009 06:50:56 CST en