People have done loans subject to but the original borrower stays on the loan and it could be at risk to be called once a deed is transferred

They are subject to liability if someone sues, and their license is subject to discipline or loss of license if you violate rules/laws and get caught.

You have to do the work on the front end and vet out who you are listening to about the subject you want to learn about.

If you want even less than that you'd need to use private money, partnerships, creative financing (owner financing, subject to, etc) for the most part

I think you'll also find that even if he isn't liable for the debt, his interest in the property is subject to the lien of the mortgage. 

They’ve got the scoop on what’s hot and what to avoid.Think Long-Term: Remember, this isn’t just about today; it’s about building wealth for tomorrow.

I'm having trouble finding any real solid information, experts, or sources on the subject, so I figured I would reach out to the BP community. 

Hot Springs, ArkansasHonorable MentionLake Waco, TexasLake Tawakoni, TexasSavannah, Georgia 

You have no access to the property so you are buying sight unseen and subject to any and all liens.

Buy a TLC or "ungly inventor" and use some of the cash to do some renovations before or after depending on if the properties were "Subject to" or would pass an appraisal and had high ARV potential for remodel or build out.