They called me wanting to look at commercial as an alternative. 

Always keep in mind the alternative, the bank has no duty to sell for less than what the open market will bare for the asset.

An alternative to batteries is a "water battery". 

Alternatively, you might want to travel to Mexico and check for yourself on the ground.

Alternatively, are there some ballpark estimates for each expense item (e.g., 8% for vacancy, 3% for capex, etc.) that can be factored in as realistic or worst case scenarios when analyzing the deal?

Other Suggestions: Are there alternative strategies I haven’t thought of that would allow us to move legally and responsibly under the current circumstances?

Turn no’s into yes’s or beg for alternative solutions.

Happy to discuss in further depth if you would like.Explore Creative Financing Options: Look into alternative financing methods such as seller financing or lease options.

On the other hand, if you’re looking for flexibility or control, or you prioritize high resale value, it’s worth exploring alternatives like small multifamily properties or single-family homes in areas with broader market appeal.Coming here to see if anyone has suggestions or experience to share is a great first step!

This is the best alternate to a stove top kettle.