It’s from the Fiverr Academy.
@rahulgraphics you should mention it somewhere in the thread OP that it is from the fiverr academy. Otherwise it may be taken as plagiarism, that is against the forum rules.
Its worth reading though!! One must read this article.
Its comes from Fiverr and posted on Fiverr again. This article belongs to Fiverr and is used on Fiverr only and not on any other website(s).