"The keys to leveraging the Web include being found, engaging, and professionally represented," explains Charles Bedard, director of Liquid Development. "Your firm's online persona is more than the images and text on your website. In today's Internet world your online persona needs to be as professional and effective as your organization is offline."
10 ways to make your Website 'sticky'

From an article on the Microsoft Business Center website:

  1. Comfort your visitors with familiar items and navigation.
  2. Keep it simple.
  3. Offer a guided tour.
  4. Tell your story.
  5. Update your content as regularly as possible.
  6. Say yes to archiving pages.
  7. Test your labels and links.
  8. Always fine-tune your site after launching it.
  9. Establish trust in your users.
  10. Empower your visitors.

Read more at Microsoft Small Business Center