Thank you for considering our
Working Interest / Net Revenue Interest Essentials course.

It is the most comprehensive course of its kind available today by way of the 300+ years of our unequaled advisory board members' hands on executive experience in this field.

It is a MUST CLASS for Petroleum Landmen, Oil & Gas Lease Agents, Division Order Analysts,  and Oil & Gas Accountants.

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We cover the following, because most do not have a vast amount of experience when it comes to fully understanding the steps necessary to be able to accurately determine percentages of:

  • working interest
  • non-participating royalty interest
  • non-executive mineral interest
  • lessors royalty
  • unit net reserves (including those associated with unit production sharing agreements)
  • allocation wells
  • unitized leases
  • integrated unitized leases
  • horizontal wells

This course will discuss several key and critical issues in great detail regarding this subject. In each chapter we get into the many facets of the title of that chapter. Please review the syllabus below to see the chapter breakdown of the course.

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Working Interest / Net Revenue Interest Essentials

The course covers:

  • Introduction
  • Understanding Spacing Units
  • Poolings
  • Unitization Agreements
  • Forced Pooling
  • Kansas – Integrated Unitization
  • Calculating Wi/Nri Interest
  • Sub-Tracts
  • Waterflood And Unitizations From Leasehold Contribution
  • Waterflood And Unitizations From Production Contribution
  • Review
  • Farmouts – Before And After Payout Calculations
  • Overriding Royalty Interest Calculations As To The Entire Unit
  • Joint Operating Agreement – Contract Area And Non-Consent Calculations
  • Non-Participating Royalty Calculations – Ratifications
  • Non-Executive Mineral Interest
  • Calculations In A Production Sharing Agreement And Allocation Wells
  • Cooperative Production Sharing Agreements
  • Workshop

The class is taught:

  • Live – 12 contact hours.
  • Self-paced Online – Available for Six Months.
  • Testing/Homework/Workshops.
  • Has a course manual with note taking ability.

  • This class is for Beginners to 10 Years’ Experience and for CPA’s wanting to learn about this subject matter to better understand the division of interest on revenue checks and Workshops responsibilities regarding joint interest billings.
  • The course is designed to provide the student with an in-depth look at the many ways to calculate WI/NRI interests, Non-Participating Royalty Interests, Before and After Payout Interests (Farmouts), Non-Consents Revenue Interest and picks where the Basic Combined Title and Lease Essentials course leaves off.
  • It addresses two way to calculate this interest, including the Net Tract Acre method.
  • Testing is set up after each chapter and is such that if the student does not pass the test after two attempts they cannot advance to the next chapter without their superior’s approval or at the request of the school.
  • The course comes with an interactive Spreadsheet which automatically calculates interest for the Lessor, Lessee on an individual tract Basis and entire Unit Basis along with Before and Payout Interest.
  • This spreadsheet is a free download to students who take this course and is a vital tool to use while performing this work.

The course writers and instructor:

David Melton

  • Mr. Melton, a professional landman since 1980, has acquired vast experience in acquisitions and divestitures as well as executive management skills (VP of Land) for a small E&P company and as a GM and COO for two large land brokerage firms with multiple offices in Oklahoma, Texas, Montana, Colorado, Ohio, West Virginia and Pennsylvania. In addition, Mr. Melton has over 40 years’ experience in oil and gas exploration and production including operations, land management and administration in all phases. He formed the Petroleum Landman School in 2005 and has taught students from 34 states and two foreign countries. Mr. Melton is a recognized public speaker, course writer and presenter for the AAPL and a published author for the AAPL, IRWA and

We are trusted by Industry Leaders
The Petroleum Landman School in ran by seasoned veterans of the industry, and our courses are backed by leading companies. But let's hear what actual graduates have to say:


After finishing your class in August and now it being the first of October, I actually got a job last week working full time for a landman in Santa Fe handling federal leases.   I will tell you that they say what I learned in your class puts me ahead of the game so it was time and money well spent.

K. Haase

Dear David,

Thank you for the truly informative course held last September. 
I have completed my first year as an in-house landman for a petroleum company and can’t imagine how I could have achieved it without your excellent tutelage.

R. Sidwell
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