Sole traders: skilled at very many things, but oh so often business and branding isn’t one of them. The story is much the same across all industries; you hit up a training organisation, get certified, then it’s off into the big wide world to work for yourself.
In 2017 Google removed a whopping 3.2 billion bad ads that violated advertising policies from its display network. That’s 100 ads per second. Yep, it’s big.