I get the purchaser information at the tax office and if they are out of town investor's I contact them after their flip has become a flop.

@Wayne WilliamIf you have access to the MLS or know an agent who does, that is easy information to obtain if it was listed.If not, you might have to research via the Tax Assessor's site.

Property: 4 acre Lot with 3 houses (all under the same tax deed) In the DC Suburbs. 

To top it off he request my tax information through my lawyer and said it was the only way I would get paid.

Get property tax amounts from the County Treasurer.4. 

Also would be interested to see if/how it would affect your property tax since they’re just sitting on your lot, as opposed to being fixed there.

Mainly because you are calculating using a Property Tax based on the last price.My client argues that it is reasonable to use current expenses to calculate the price, because you are supposed to create a selling price that is the most attractive for the seller (higher price).

The title would be in the end buyers name so we don't have to pay transfer tax and the end buyer would have full control in case something went wrong.

Does simply participating in a syndication afford that person the cadre of tax incentives/appreciation/etc?

Background info: Has about 100k, They are not 55+ , do not want to use a self direct ira since they are not presently working, and wanted the less penalty/tax hit possible.