I need 3000 words of article. topic how to write a marketing.

I am looking for a skilled freelancer to help me out with a project. I need 3000 words of article on the topic of how to write a marketing piece. The article should be informative in nature and not meant for online publication. The desired level of detail in the article is an in-depth explanation or expert knowledge. So, if you have the necessary skills to deliver this content in a timely manner, please reach out with your proposal!