I made sure the buyer knew about this.In the town I live in they allow accessory units restricted to family member use in some zones. 

The link to the requirement is here http://www.seattle.gov/sdci/permits/common-projects/accessory-dwelling-unitsDo you know any other cities in the greater Seattle area with similar regulations.

@Trevor Ramos an extremely important thing to understand on the front end is the difference between a Mother-In-Law (MIL) and Accessory Dwelling Unit (ADU) in the eyes of the city of Seattle (as well as surrounding cities like Des Moines) .

They'll blow their money on booze, vaping, Rx drugs legal or otherwise, fast foods, a couple of 55inch TV's, monthly cell phone & cable TV bills etc but have no concept of a Landlords property taxes going up to fund wasteful medicare, baby momma benefits, HEAP, food stamps etc etc.

If not, maybe target one with an in law/ accessory apartment (for the income)...Boom you are landlord... 

@Darren Chang I just skimmed the code and It looks like there is an owner occupancy requirement for accessory dwelling units (as you mentioned you could in theory live in either).

The one below (not mine) has been pimped with accessory sliding tracks, and you can see a router under the right table, which comes all set up for a router.I use a TS all the time in renovation, ripping boards and moldings to custom sizes trying to match existing woodwork or reframing doors etc.

It was a Single Family home with Accessory Dwelling Unit converted into 2 condos.   

@Rob Bianco: I understand the sentiment but I’d you have any sort of respiratory issue, are a smoker or vape you stand the risk of being very severely affected by this disease.

Hi All,I see a lot of homes in my area that have detached garages that would make perfect ADUs. With the relatively recent changes to the ADU policies, I would love to find a way to invest in them. Is it possible to b...