You probably aren’t going to do enough to prevent a lawyer from piercing the corporate veil and making you liable anyway. 

Would you share some thought on the prevention measure on some of the items you mentioned? 

He also told me since mold was taken off in 2005 it also prevents people from suing landlord solely for the existence of mold as of 2005.

All could have been prevented with an incentive based compensation model with a renewal commission. 

The fact that you have to ask this question demonstrates your PM isn't very skilled.Your PM should have a policy that prevents this from happening.

The idea of a "killer deal" will do harm in delaying purchase or preventing purchase at all.

Again, while this may vary by state, the states where I have LLCs explicitly prevent piercing the veil of single-member LLCs except in cases when there is fraud.CT General Statutes "Sec. 34-251a.

Another great way to prevent this is to use and commit to a property management system.

It's the people in charge preventing affordable housing from existing, not updating zoning restrictions, and pushing out harmful and devisive rhetoric to distract from their greed.

This keeps a written record of our communications, keeps records straight about what was said when and to whom, avoids any "pressure" situations and prevents misunderstandings about what you agreed to or said to them.I would simply notify the tenants of your lease policy in response to their request.