You will need to use a web-enabled cell phone. On your mobile phone's web browser, go to http://m.yahoo.com. If your phone has a Yahoo! oneSearch shortcut, you can also use that. Perform a oneSearch on one of the following eco-friendly terms:
In your oneSearch results screen will be a link to click for your free bulb . Click on this link and you'll be brought to a screen where you'll need to enter the Yahoo! ID you registered for the promotion. Once you're served the screen confirming receipt of your Yahoo! ID, we'll credit your account with ten credits to your account. Limit five oneSearch submissions per day.