YOU MAY use the articles on as many of your own websites as you like (unlimited).
YOU MAY sell websites that you have used the content on (unlimited).
YOU MAY NOT sell, give away, or share in any way any articles in a raw editable format.
YOU MAY sell (including resale rights) to any products created using the articles in uneditable format (PDF, MP3, MP4, etc.)
In short, you have unrestricted personal use of the articles, and limited resale rights in accordance with the above.