The tiny homes will each have their own bathroom with a shower and kitchen.
Roxy was reportedly taken from a car parked outside a shopping center in Castro Valley.
Shuangcheng Yang, 66, was last seen at 7:30 a.m. wearing a green polo shirt, a gray puffy jacket and blue ski pants. He is 5 feet 6 inches tall, 130 pounds with brown eyes and white hair, according to a description posted on Twitter by the Alameda County Sheriff's Office.
Alameda Co. Sheriff's deputies say they were attacked by dogs at a homeless encampment. The deputies opened fire, killing one dog and injuring the other.