We install brand new furnaces for only $1700 HW tanks about 1k, We buy in bulk, Good luck 

By being in Boulder, you have the perfect opportunity to take advantage of the college rental market & rent out your extra rooms to college kids in the area. 

However, if you wanted to be perfectly buttoned up, you could draw up a contract between your LLCs and they could share in the expense for this PO Box.  

It seems like this would be the perfect fit and you wouldn't have to spend time maintain a website.

Leads are never going to be perfect no matter how they are sourced.. there maybe some unrealistic expectations for those that are paying for leads.

Most basements get water in them at some point in my experience and I see “inadequate drainage”, “negative grading”, “recommend extending downspouts” etc. on most inspection reports.We had a property with a humid crawl space basement and set up a dehumidifier with a hose coming from it to a floor drain so that we didn’t have to keep emptying it’s tank all the time.

You can hire an agent just to show and be a body if they are willing, While its not perfect, ChatGPT is a great tool to ask initial questions and get a launching pad (always verify what it tells you)  - @Drew Sygit - Good point about getting someone to help you with screening if they dont have any "skin in the game" so to speak.

This perfectly highlights the difference in the strategies. 

And they had a placard on the entry table that said no one is perfect but we do our best please leave a 5 star review!

And be much much slower to approve anything.In a perfect world, you might look to partner with a real estate investor.