I will be quick to admit I have only had experiences with small rentals (6 units and smaller) so if you are looking for help on larger apartment complexes I would not be a great resource.

If the drywall cracks in the next year or two, or the doors start to stick, then you likely have a larger settlement issue going on, and will likely need to call a foundation repair contractor. 

We had one where they wanted us to pay for the majority of the costs to replace 1 mile of sewer back to a larger main.  

Looks better for them and gaining a sale and higher property value gives a larger commission. 

They were leasing 1C, but the pictures were of a much larger room (1A).

Your rental pool is larger with smaller rents than with a SFH.  

If it’s the latter, then you’re going to need to devote an immense amount of time and energy to becoming a full time agent.

If you acquire one new property each year, you could significantly increase your wealth and potentially position yourself to qualify for larger investments, like apartment buildings or construction loans, within 10 years.I’ve worked with clients who have successfully implemented this strategy, and it has proven to be an effective path to building long-term financial freedom through real estate.Good luck with your decision!

Leverage magnifies return. 3) The effort involved in adding an ADU is comparable or larger than a rehab associated with a BRRRR.

It's doesn't really sound like you are much into being landlords so doing a 1031 might just change from "annoying when things come up" to full fledged head aches when you buy more and or larger properties in your current market.