This particular area of Washington DC is becoming more and more saturated with real estate investors.

I agree that in most cases you can buy an RE with an existing ADU for less money and effort that paying someone to build one for you  However, a lot of people already own an RE that can have an ADU/JADU added, there are not a ton of RE with ADU for sale otherwise comps would be easy, some investors plan on saving money via a more active role in the ADU construction, and building your own ADU lets you select the lot, quality, design, etc.  

But you're going to have to lay asphalt or gravel from the maintained road up to your house.6.

No such thing as a "normally good buy," value exists on all sides of the market, it really depends on the numbers, and whether you can find/negotiate a good deal. 

So I just bought a house and started some repairs and the city turned up and informed my contractor the building has been condemned and has an existing demolition order.I just assumed this kind of thing was supposed to be made privy to the buyer before they purchased the property.

I believe looking at properties on common websites like Zillow and Domu would be saturated.

Been a while.Bought Commercial 1acre lot with existing Tenant amongst Multi-Family and single Family.

Borrower shall occupy, establish, and use the Property as Borrower’s principal residence within 60 days after the execution of this Security Instrument and shall continue to occupy the Property as Borrower’s principal residence for at least one year after the date of occupancy, unless Lender otherwise agrees in writing, which consent shall not be unreasonably withheld, or unless extenuating circumstances exist which are beyond Borrower’s control.Is this just boilerplate?

Paying off my existing mortgage that would leave me with 80K to put towards a down payment & Reno’s for the new property, which doesn’t leave a lot of options here in Ottawa.

If you have high demand, you will always have the freedom to choose whether you sell homes or not, either to the existing residents, or to new residents as they become vacant.