https://docs.google.com/spreadsheets/d/14KJe4bprkDhT_fQjUxc5FhZmd2JdTXskBuGmS--F0FQ/htmlview?pli=1 $4,200, House purchase Price, $1,400,000, Mortgage Interest rate: Maintenance %, Property tax %, Insurance %, House Appreciation, After x years, Winner. 6. Then ...