Description:A woman leaves her $12.5 million estate to her neighbor. Sometimes it pays to keep your neighbors happy.One woman in Sydney, Australia has inherited her neighbor’s estate valued at about $12.5 million.95-year-old Betty Harris passed away in 2009. She believed her niece was trying to force her to enter a nursing home, but her neighbor, Beatrice Gray was much more compassionate, buying Harris groceries and helping her around the house.(1:12)