Cathy come lately. Enjoy your mortgage free lifestyle, theres no guarantees in this market going forward. There are lots of costs other than the mortgage repayments when you become a landlord. How would you feel/cope if the house dropped in value and/or you had trouble renting for a long time? Have you and partner an adequete pension fund? Maybe when your finished with your mortgage use the extra cashflow to invest in a pension in a tax effective manner, a pension would diversify your investments and can achieve better returns over the long term.