I want to write a short note about my experience with the banner exchange network RLE Classic 468x60.
This year I unscrewed more than 8 million hits in it. Below is a screen from the panel:

Pay attention to CTR. Banners were with animation.
Impressions bought on the stock exchange banstock.com
8 million impressions RLE Classic 468x60 will cost you about $ 100.
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So, what am I talking about ...
The result is zero. 3 completely different projects with paid services were advertised.
Shows unscrewed for a week.
50 visitors with Yandex.Direct to these projects (at a cost per click of $ 0.10) are guaranteed to give such a result that 2000 visitors from the banner network did not give.
It’s quite another thing to place a banner on a website with a suitable audience ...