Yes, some wholesalers are notorious but I think the industry created the beast, as these wholesalers have buyers for their product.

I love learning and I am notoriously cheap so my first thought it always DIY. 

And that open and notorious use has RISK.  

RVs are notorious for not being well insulated and have huge electric bills in the extremes of Texas summers.  

We own a 7 unit in Everett across the street from a park that is notorious for homelessness and drug activity.

I certainly don't get to the range of 10 to 1 returns on any DMM except probate (spending 1,000 to make 10,000).Although some deals can happen quickly, direct-mail deals notoriously are slow.

Foreclosures in NY take a notoriously long time before you get to the sale, typically years.

Second, mobile home tenants aren't notorious for being stellar tenants.

And, small dogs are notorious for being hard to potty train.

And HUD properties are notorious for not being properly winterized, so if the property is in a colder climate there are likely water supply line issues.I would feel more confident about my low-ball offer on HUD versus Fannie Mae or any other seller.