And the winners are...

1. Create a user account (how and why)
2. Please sign your name on talk pages
3. How to start a new article
4. How to make links to articles
5. How to insert a picture into an article
6. A better wiki editor: wikEd
7. Check your work before you save, using Preview
8. Automatic edit summary reminder
9. How to move/rename a page
10. Redirects

If you know even more important tips than these, please come to Tip of the day and add them to our tip collection. Enlighten us with your wisdom, and make Wikipedia a better place for everyone.