Your one-bedroom condo may not be a great fit for insurance company relocations (for families displaced by fires), but if your other rentals have two-three bedrooms this may be another way to fill your rentals.I haven't done this, but follow a MTM guy on YouTube that suggests driving by the local "Extended Stay" hotel and looking for company vans in the parking lot.

However, if you have to pay them back in a short period of time and make high interest-only payments monthly, that might work against you.Have you tried asking for owner financing terms for the $230k?

My state law requires a 3-day "grace period" so I charge a late fee on the 5th.

This helps document the issues and if things go beyond the notice period you are all ready to move forward.

If you want a small-multi look for a larger house with a guest house (or ADU has they call them in California) and then try to rent it to an extended family. warmest, Susan 

Continuing with torch down or variants that are supposed to extend life further are fine.

(90% of buyers will be owner occupants who can’t/wont buy a tenant occupied home.) check with your local landlord tenant laws about notice periods, post a notice and being a witness.

Unless you already have buy & hold investors lined up make sure you have a reasonable inspection period as showing occupied properties can be a real pain unless your buyers only care about the rent & purchase price.

Detroit is not what most investors consider an appreciation market. 2 years of appreciation during a time period when every other market appreciated also, following decades of up and down with extra down doesn't suddenly make it an appreciation market.

However there is not statutory holding period.