National Public Radio: Dawn Gioia lives just two blocks away from City Hall in Brighton, Colo., just north of Denver. She never expected to receive a thick envelope from Mid-Con Energy in the mail, proposing she sell mineral rights for oil and gas drilling.
At first, she thought it was a scam.
"One of these forms asks you for all your tax information and Social Security numbers, so that was something that sort of caught me off guard," she says.
The packet also included a lease for her mineral rights. The terms...