HVAC not running properly b/c thermostat needs a replacement, furnace runs ok but doesn't work without thermostat.

You don't want the animals on your property, so don't accept them.I would only allow the parents to move in if they were willing to sign the lease and pay market rate, and that assumes they pass your screening (based on what you've shared, I doubt you're screening applicants properly).

However, we found out there was some disconnect between their closing department and accounting department whereby they never were able to confirm the details and ended up wiring the funds without getting proper validation.

Take ownership of your mistake and learn to do the proper due diligence recommended above😊

Be happy to connect you with one of the attorneys/CPA that i've spoke to, most of them will be happy to sit down and do a free consultation and explain how to properly set up structure and also the tax obligations.

@Ezra ShamiBasically connect with both the Realtor and Lender early on, although your Realtor can likely suggest some trusted Lenders for you that they’ve worked with previously and know can get the job done properly.

Normally a tenant is in a big rush to move and will not take time to clean properly.

Take ownership of your mistake and learn to do the proper due diligence recommended above😊

If the vehicles not removed, then they'll pick it up.If the vehicle is operational, properly registered, and belongs to you neighbor two doors down, the cops aren't going to play that game. 

At Builders Trust Capital, as investors ourselves, we work with our clients and through proper vetting and full transparency can give the best terms possible and the greatest chance of success in their investment.