Wikipedia:Tip of the day/January 26, 2009

Wikipedia's dozen most essential tips

And of course, it's a baker's dozen...

Create a user account (how and why)
How to sign your comments (please do)
Look before you leap (check for existing articles before you create one on that topic)
Starting an article
Linking to another article
Inserting a picture in an article
Placing images
Spellcheck before you hit "Save"
Check your work before you save, using "Show preview"
Edit summary reminder setting
Moving pages
Redirects
Displaying tips on your userpage

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.