It's worth it if multiple and/or extended down times are anticipated for the "peace of mind" factor.In PG&E territory, a battery not only covers the increasing downtime but they are also economically viable because of the underlying cost per KWh from PG&E.Looking forward to battery tech following the same curve as solar - 90% decrease in cost in 15 years.

If you're buying a property through escrow, there's little danger that you'd be buying an underwater property.

You are in a very strong position to start investing in real estate, but you are also in a very dangerous one. 

Investing with nothing in reserve is dangerous.

They are still above 2019 levels, but not in 2020-2022 territory and prices are still sky high.

My worse RE investment is my ex-home (it has still been a great investment), so I understand that aspect.As for the leverage, here are some things to consider:You do not seem in danger of over leverage. 

It has been my experience that the most dangerous of these investors are the ones who have no knowledge and are merely buying something because someone else at the hospital did, and they want to be a hip investor too.

I think it's helpful to view CC's as a tool to get the job done...a very sharp dangerous one!

I don't want her to feel in danger but I also don't want to miss great deals.

You know how kids can be daring and dangerous.