I have some experience doing this and I reacted when I heard that 99% of agents don't know what seller financing is. 

Have proof on hand (easy enough to find) online of the missed tax payments and any documentation that supports that he specifically didn't pay his taxes.Probably a simply mistake on his part, but now if he wants to develop on it, he either has to land lease it from you or buy it back.I'm not sure how the whole tax deed thing works, so that would be something you have to figure out between the two of you.

@David Lewis if you wanna chat rental rates and market specifics in some of the micro markets mentioned above I'm happy to.

But for many people, it is one of a number of sources of deal flow, to add to MLS listings, wholesalers, direct owner outreach, auction, etc.Assuming you are specifically talking about sheriff auctions, just make sure you familiarize yourself with the general procedures for the auction.  

Zach, specifically, does not demonstrate himself as an excellent businessman.

These penalties include:Five years in prisonUp to $500,000 in finesEquity Skimming may also result in Conspiracy charges, specifically conspiracy to commit bank fraud and false statements to influence a financial institution.

@Ryan Daniel  I will preface this with the fact that I have a legal background, specifically with estate planning and asset protection in relation to real estate investments.

Are there specific states or locations you’re looking for?

The specifics was to give a hard example, not an exclusionary one. 

The specific assistance organization, the screening of the tenant, the property, and the PM company that should be communicating with the tenant all play a role in the success of your investment in regards to tenants.