If your primary revenue stream is advertising, and you cannot afford a single salesperson — you have a hobby, not a business.We are continually told that small publishers do not have the scale to sell direct. We are told that those publishers cannot create direct relationships with advertisers. We are told that they have to sell through ad networks. The popular notion that it is okay to not have your own salespeople is cute, idealistic, and totally wrong.
Source:The Most Expensive Mistake You Can Make
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