What are the three major aspects of writing?

The first one is the quality of content that you are writing, how interesting and unique it is. First analyze and observe about the topic on which you are writing content.

Secondly, Style is the thing what attracts the audience. Use different forms and techniques to impress the readers.

Thirdly, (Body of the content) visualization is really mean to be a good one, e.g. giving points, examples, paragraphs etc.