Top ten web design mistakes

Jakob Nielsen collected the Top Ten Web Design Mistakes of 2005.
Readers of his newsletter nominated the usability problems they found most annoying:
  1. Legitability problems
  2. Non-standard links
  3. Flash
  4. Content that is not written for the web
  5. Bad search
  6. Browser incompatibility
  7. Cumbersome forms
  8. No contact information or other company info
  9. Frozen layouts with fixed page widths
  10. Inadequate photo enlargement