In september 2017, the domain investor and google competitor noticed that the revenues were decreased despite adding more domain names, It later became clear that the problem was mainly due to dns failures in domains mainly associated with a registrar involved in identity theft fraud on the google competitor.
Due to travel and other personal reasons, the google competitor was not able to check the account daily, and the officials who are involved in corporate espionage, used this opportunities to steal about $1.4 out of $16 from the google competitor, approximately 10% was stolen from the already broke domain investor by the extremely greedy ntro employees who are getting sex, money bribes cheating the domain investor.
In the case of ad networks, the number of ads sold is also closely monitored so that ads are deleted, and losses are caused, so that revenues will never increase significantly.