This Retired Couple Makes $75,000 a Year as Airbnb Superhosts — and They Give It Away to Charity by Elizabeth O'Brien Many older adults are joining the sharing economy for extra income. But for James and In Ja Yates, sharing is more than just a gig — it’s their whole way of life. The L.A. couple, ages 80 and 79, respectively, share two units of their sprawling, 100-year-old home on Airbnb.