Wikipedia:Tip of the day/January 25
Signing your posts on talk pages prevents readers from getting your messages confused with those of other users. Therefore, it is considered proper "Wikiquette" (WI-kee-ket) to sign your comments on talk pages. To do this, add four tildes (~~~~) to the end of your message. When you save the page, these will be converted to your signature followed by a date stamp. The default signature for your account is your username, but you can customize it in your preferences menu.
Read more: Wikipedia:Sign your posts on talk pages