Again, not to split hairs, she's exercising her rights that arise because it's his homestead not hers.Generally, a deed is prepared showing the grantor's marital status. 

Treat brokers like gold.

Your brother-in-law’s 10% ownership won’t affect your ability to claim this exclusion on your portion.Unfortunately, the option to roll proceeds into another property (like a 1031 exchange) only applies to investment properties, not personal residences.You’re likely eligible for the exclusion, but I recommend confirming with a Tennessee tax professional for any specific state tax issues and to verify your status with overseas residency.Let me know if you need more guidance on this or related financing!

If you are interested in coming out, I can send out a guest pass. 

I tune out as soon as I hear the guest is under 30.  

Obviously a problem if say you have a guest that says the AC is bad and no one can come for a week.

AI and tech are helping loads with attracting guests and streamlining efforts in management.

The STR guest wants a nice vacation.

You also need to pick type a guest avatar and then design your place to attract those avatars.

In my current case, guest is in town for a wedding, has been there a night, and just reached out to me today to inform me that someone in her group brought a service dog.