Or once I add up the closing cost etc- I will have no benefits.In hindsight I shouldn’t have paid off the mortgage and used it for other investments but it’s done and now I like the idea of my home being out of harms way.

As for been licensed, there are 2 camps; 1 say its good Idea and the 2nd doesn't think its matter...One things is for sure its extra education so cant harm.... and you get access to the MLS. , you can search the BP Blog for this topic.

As long as the supply and demand remain at the same levels in this market then the prices will remain stable.News media has the ability to affect the mind of the buyers and if they hold back because of news then the declines can occur.

I will also put in drywall to get rid of the plaster cracks that occur in older brick buildings.

Also, do practices like this occur in particular areas? 

Never even occurred to me to try to mess with it.

When a "major event" occurred for my tax filings, I had my family accountant create that year's filing for me. 

Has anyone else done this and do you have any recommendations for strategies to get a good understanding of the areas and any improvements occurring?

No harm in asking.

Assuming that ADU area expansion occurs after the initial pilot phase, how would the new ADU ordinance affect my property?