Test a location about 2 feet up into the return air duct at both the return grate and the furnace end.

Also, be sure the oil tank is not below ground, or that there aren't any abandoned tanks below ground.

Even with the good wholesalers, deals in Dallas are so hard to come by no one is going to hold a property, until you can get on a plane and fly down, so you're still going to have to find a ground partner.  

Furthermore you can develop a marketing campaign focused on exactly what the buyer is looking for.Boots on the ground.....fire them immediately.

Hi All,Have been enduring a frustrating experience with a lender and I am wondering if I might have grounds to file a law suit against them.  

I'm not sure, but you may have grounds to keep her off your property.

I think the main things are to find good (good= check references for other out of state investors, ask about items you're concerned about being taken advantage of) "boots on the ground" support i.e. property management, RE agents and possible contractors to do more major work. 

If it's a single family house, you likely have no grounds to prevent them from holding a birthday party in their own backyard or having children over.

After doing a ground-up multifamily/hotel development in North Dakota, I paid $25k to join a 1 year coaching program.

I am taking it back over after the Property Manager ran it into the ground.