Sitestone

Blink has a good write-up on a few usability highlights from 2007, based on the usability research they did. Their list of 10 issues:

1. “This should be more like Google.”
2. Sub-sites can face an identity crisis
3. Information architects of the world: your work is not yet done
4. Profile customization on social networking sites: freeform or controlled?
5. Keep users in their comfort zones
6. Beware of placing important navigation in visually distinct right margins
7. “Help me make a case.”
8. Don’t alienate existing users with inconsistent interactions.
9. Discoverability can be a challenge with distributed interfaces
10. Preference measures can reveal more than numbers in a usability setting

Check out their article.