Don't forget that you also need to add filler so you can shove a couple of ads in the middle of the stream. Add a side-story about your uncle that is completely irrelevant so you have room for one ad more! Then paginate the thing so the ads on the sides + top and bottom can reload for more impressions. And we feel it's important to offer our readers a nice flow, so add some history events so the back-button doesn't work properly anymore. And don't forget the modal to subscribe to the newsletter!
I created a website that does the opposite of that, and it works so well that I wonder why they bother doing this. I click away from so many websites because of all the friction they cause.