Can I mark an email as “important” in Gmail?

It would be a really great feature to mark an email as important in Gmail. Will this ability ever be added? Bridgetti Lim Banda, Cape Town, South Africa Learn more about Priority Inbox: Gmail keyboard shortcuts: Have a question? Ask it in our Webmaster Help Forum: Want your question to be answered on a video like this? Follow us on Twitter and look for an announcement when we take new questions: More videos: Webmaster Central Blog: Webmaster Central: