NAR Window to the Law: Real Estate Patent Troll Demand Letters Posted on February 5, 2015 by Admin This latest video from NAR’s legal arm outlines the options available to an entity that receives a demand letter requesting payment of a licensing fee from a non-practicing entity, or “patent troll.” Share this: The Voice for Real Estate Discusses Net Neutrality, Patent TrollsDateMarch 12, 2015In relation toGeneral InterestVoice for Real Estate – Troll Win, FSBOs, Supply Gap, New CongressDateSeptember 26, 2016In relation toGeneral InterestREALTORS Going on Offense Against Patent TrollsDateApril 22, 2015In relation toGeneral Interest