You always have a demand for renters. 

If the neighbor has a tree that is in dangerous condition, you can demand that the neighbor remedy the dangerous condition, and if that tree causes you damage, you can take action against the neighbor for the damage. 

I believe using Redfin and Zillow would have helped, but how would you know if a neighborhood is in demand or not? 

Check the market and rental demand to avoid empty units.

Given the potential for high returns, customizable involvement levels, and significant tax benefits, I believe this is a great investment opportunity, particularly in markets experiencing rapid growth.I've been keeping an eye on developments in Georgia, where builders are struggling to meet the surging demand driven by population increases in certain areas.

Here are a few strategies and markets that investors commonly consider:Secondary Markets: Look for markets outside of major cities where property prices are more affordable, and rental demand is strong.

It's advisable to research US real estate markets that align with your investment objectives, taking into account factors like employment growth, demographic trends, rental demand, and property values.

Which one rents out fast and is in high demand around the austin metropolitian area?

However, after the second or third year, I think you really need to if the market demands it.  

Grow your demand, then acquire more.