There were 3 batches and I placed bids in all of them.I waited patiently for the results of each round only to get let down b/c I didn't win a single lien.My 2025 post sale analysis (see below) shows that bidders are bidding so high that the bid premium is eating away at the interest rate.What could be 20% interest is turning out to be mostly 2-6%.You can get better returns from the stock market.... 

It'll be better for you to maintain and last longer.Also, make sure you are capitalizing and depreciating the flooring when you do install something else.

When you're ready to sell later, the home is still well-maintained — and often more attractive to investors too.We’ve helped hundreds of homeowners do exactly this, especially when interest rates squeezed buyers out of the market.

But on the off chance that it's not an advertisement, and you're really wondering how to avoid thousands of dollars worth of losses on tenants - screen well, keep rents at or slightly below market rates, maintain and repair your properties promptly as needed, be a responsive landlord, and don't deal in C and below properties and you're probably as close to guaranteed as you can be. "...this post sounds like the beginning of every other advertisement..."

To clarify, my grandparents are the primary owners of the home, and years ago, they helped my parents secure and maintain it.

LolWe're not talking the Stock Market here, things take time. 

Saunas are way cheaper and easier to maintain but are not even close to same type of revenue that a hot tub brings in.

They must charge fair market rent, maintain a formal lease, and treat the arrangement as arm’s length.

Is the board pro-active and competent when it comes to making repairs and maintaining the property, or are they inept and broke, leading to it being a big mess to deal with?

Landscaping as well or create a landscaping fee so you can maintain it yourself.