Name: Rebecca Rosenfelt & Michael Yamartino Location: Bernal Heights, San Francisco, CA Size: 1,200 square feet Years lived in: 3 years; rented Years hosting on Airbnb: 6 years When Rebecca and Michael were apartment hunting, they never saw themselves in a big modern lofty space. So when they first saw this light-flooded Bernal Heights home, they couldn’t picture themselves living there.