Once you learn the basics of HTML, you will be able to have your online content contain images that are embedded. You may want to even add a video or audio by using a code. With the knowledge of basic HTML an affiliate marketer can make changes to the code as the content is published in order to promote their product. It is really not hard to learn how to do updates to the HTML code.
There is alot of information that is available either online or offline to help with learning HTML tags. It is really simple to learn if you know how to use Microsoft Word. There are several websites on the web that are helpful in learning the basics of HTML. They will explain in detail and some will demonstrate everything to a person on how to build a website. Even someone that has no experience can build a website in a day.