I have been sening traffic on Nutra for a year and a half now. I finished the training center from one of the affiliates and rushed into action. I tested different categories and geo - but in the end I chose hypertension for Italy. 30$ is much more interesting to get than 1000 rubles on KZ. They sent a trial offer for creatives, helped with the selection of native for voicing and just tips on how to send traffic on this geo. Special features - are coins, a little more and I can take away iphone from the store, which is a nice bonus and to that high stakes. If I will put all factors together, m4l has excellent b2b cooperation which is profitable for all parties)