I’m not an expert, but I don’t think you could live in the new property if you 1031 nor would you be able to access any of the proceeds for personal reasons.

I would make sure to have a camera system outside if you have any worries about theft, but I personally think you need at least one exterior photo. 

I'm sure there are plenty of paid mentors and coaches out there, but from personal experience its been the on the job 1 on 1 time with someone doing what you are trying to thats been most impactful to me.  

You can take any amount you want out of that profit but realize you will be taxed on anything that hits your personal account. 

Should I go with this architect person to handle it?

Divorce, always be the bigger person, let them have it all.

And in general, it's "only" gonna cost a person 40% gross rents...... 

I personally found this software a lifesaver.

If you do you may run the risk of piercing the corporate veil of your LLCs making you personally liable for business debts. 

Option 3: Find a better investment at this time.Stop thinking of yourself as a real estate investor and start thinking of yourself as a well rounded investor.Pay off your mortgage: Your money is not working for you when you spend it on liabilities like a personal residence.Buy Rentals with little/no cash flow: You are speculating what a rental will be worth in 20-30 years.