- Thou shalt be clear about what the hell thou art presenting to the user.
- Thou shalt design the site so that it's appropriate for your audience
- Thou shalt make more important parts of any given page layout more prominent than the less important parts of your page.
- Thou shalt not use too many colors. Thou shalt attempt to learn something about color harmony
- Thou shalt kern thy type. (and lead and track) In other words...LEARN PROPER TYPOGRAPHY!
- Thou shalt look look at thy site on a variety of browsers and devices.
- Thou shalt make clear and intuitive navigation (should alway try to follow the two-clicks rule) which does not change from page to page.
- Thou shalt not be accused of animation-love - don't overdo the bells and whistles