This is not a common text link building strategy as compared to the other two. These marketers are trying to sell something, not always attempting to help. There are product link, client link, links to blogs and so on. The urge to head out and buy these "cool tools" is based upon the fact that SEO is hard work. So, Search Engine Optimization and Short article writing go hand in hand.
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https://malaysiasteelinstitute.com/what-is-search-engine-optimization-and-why-should-you-do-it/
Tamera Word is a study Architecture from Levens
Tamera Word is a study Architecture from Levens