This article appeared as a three-part series in the following publications:
Part 1
Dallas Association of Professional Landmen Newsletter (December 2017) Houston Association of Professional Landmen Newsletter (January 2018)
Part 2
Dallas Association of Professional Landmen Newsletter (January 2018) Houston Association of Professional Landmen Newsletter (February 2018)
Part 3
Dallas Association of Professional Landmen Newsletter (February 2018) Houston Association of Professional Landmen Newsletter (March 2018)