. >> this is martin tobias a former microsoft executive who accidentally found a very interesting way to make money from the legal marijuana market. >> when i bought it, nobody else wanted to buy this building and all avenue sudden i started to get calls from people and i said what is going on here. >> the erm earthence of the legal cannabis industry has caused massive increase in real estate where businesses are allowed to operate. >> basically this is the only three blocks in seattle where you can have a marijuana business from that corner there down to about two blocks that way. >> so you got really lucky? >> i did get really lucky. >> these are looking healthy. >> this is pineapple express and we have head band. >> about 1% of the city surface area is approved for housing cannabis businesses and when pot entrepreneurs find the space. >> we would pay about anything. >> i sold it for less than double than i paid for it. >> and he self-financed it with interest. >> in this case it is 8%. i know other people in the real estate business related to cannabis getting 12% and 15%. >> it is