I'm an 84-year-old landlord. I charge reduced rent to my housemates who help me with food, tech, and transportation. Jacob Watson, with his housemate, Kathleen, who regularly takes care of him as part of her rent. Courtesy of Jacob Watson Octogenarian Jacob Watson has opted to "age in place" at his three-bedroom, two-bathroom home. He shares it with tenants who spend eight hours weekly helping with chores, like shopping and cooking. In exchange, they pay reduced rent. He said it's a win-win: they save money and he gets assistance. This interview is based on a conversation with Jacob Watson, 84, an ordained interfaith minister, writer, and former grief counselor, from Portland, Maine . It has been edited for length and clarity. My late wife, Kristine, and I were grief counselors , which inevitably led us to discuss our own arrangements for the end of life. We decided we wanted to "age in place" and stay in our 2,100-square-foot home, built in 1915.…