This decision increased our budget from $15K to $45K, but it turned out to be a wise investment.The increased budget allowed us to enhance the property's overall value significantly, and we were able to sell it for a much higher price than initially anticipated.

More eyeballs mean greater viewership, improved SEO, and increased revenue.

Yearly increasing costs will, in time, eat up any profit they have per unit.

I hope you are staying safe in this difficult time. 

Went a bit heavy on the annual taxes due to the increase in the area the past few years.

.: Quote from @Chris Allen: Long story short, I am in a difficult situation with a property of mine and need to get rid of property.

If you offer a bonus based on profitability will deferred maintenance increase because they want a bonus?

In simple terms: if you invest 200k into an ADU it won't increase your property value by 200k.

Additionally, the house is 25 years old and could use cosmetic updates to increase rental appeal.

That way they keep their licenses and ratings.I don't see much of a difference really.Don't keep them out as they will get increasingly suspicious and they might pull your permit for non-compliance.