Anyway, their strategy is one of the popular ways of content marketing. But each step has something new in detail. Good takeaways!
Yeah, some parts are perhaps copied/pasted. As you say, their tips include the way to shorten the time of creating an article. That should be the reason they expressed not "write an article" but "create an article".
You can hop onto a lot of freelance sites and find writers that will write under 1000 words for not much.