He assumed he would have to put some money into it, but not the millions the fine print said they would need to invest to bring it up to a livable standard - which required a ton of construction, electrical and plumbing as a starter. He kind of scoffed at it once he started learning all of the details.
I also remember seeing the same thing when entire blocks of houses were being sold during the housing crash after 2008. Majority of the houses were in really bad neighborhoods (the ads for houses in Detroit were eye opening) or conversely way TF out in never never land where some developer decided to build some neighborhood development that went belly up after the crash and was stuck with half finished houses and no way to pay to get them finished.