I'm working in online advertising since 1998 and finally decided to start my own blog.



How I lost almost $500 in a few hours, because of a bidding mistake on a big traffic source.

One would think, that after multiple years of buying traffic, I would know how to prevent stupid mistakes from happening… but I’m far from being perfect so it seems 🙂 Let me tell you what happened to me a while ago and learn from it, that’s what the failures of others are good for!

I was running a campaign on ExoClick, which is one of the largest traffic

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