He had missed an IRS tax lien that was over 100K.

I'm confident you can find some good deals and make some outstanding connections.3. http://www.oklahomacounty.org/assessor/Spend some time searching property records in the County you desire.

I am finding that most if not all of the properties have more owed in liens than they are worth...

In many cases you pay the back taxes and then wait to see what the owner will do or anyone else such as the mortgage holder.The above applies to tax lien certificates.

Remember there are two documents. 1 is a title, and the other is the debt or mortgage which is a lien against that title.So you will take title and leave the existing debt in place.

unsecured debt refers to any type of debt  that is not protected by a guarantor, or collateralized by a lien on specific assets of the borrower. 

For me to BRRRR it over flipping it, it would have to have outstanding property appreciation and/or rent appreciation outlook.  

First find out1 Condition of house2 why are they selling3 what is the existing financing (no loans, existing first mortg, 2nd mortg, liens)4 determine market rent5 decide if you want to do a sandwich lo or a Lease Option Assignment/Coop/Wholesale the paperwork6 look into MN Buy on Contract for deed, then lease option exit@Michael EllingsonYour agreements will depend on these issues and answers for what you want to do

Credit history and or Civil Court Records must not contain slow pays, judgments, eviction filing, collections, liens or bankruptcy within the past 5 years.

If you're doing a rate-and-term refi (to pay off existing liens), then there is no seasoning.