I make sure to discuss all of the property rules with tenants, before they move-in, at the time they are signing the rental agreement.

@Kevin Drouillard most PMCs do not pursue collections after a tenant moves out.Check the eviction judgment to see if a money judgment was included.If not, you will need to pursue small claims judgment.Once you have a money judgment you can try to garnish (another court process) wages, bank accounts or state tax refunds.

If my mother eventually either passes or moves in with me in her advanced years, I am considering renting her house as my Dad passed last year.  

What would be all the information I need to gather from them before moving forward with the purchase agreement?

if I was the seller I would keep your deposit, though its only 1k, and move on.

Purchase price: $180,000 Cash invested: $44,250 I was able to purchase Units A and B from an owner who was getting out and moving away.

The reality is with a low down payment, with current rates, properties will be cash flow negative when you move out. 

Exploring Browards Real Estate Scene; An Overview of February 2024Broward, a place where the sky is painted with hues of promise during sunsets and the real estate market moves, to its beat.

I moved from Florida to start investing in Columbus due to the same reason.https://www.zillow.com/learn/hottest-housing-markets-2024/

I am debating my next move with my rental business.