The Rafflecopter Facebook App
The only occasion where you won’t need to use the embed code provided is if you want to run your giveaway on your Facebook page. For that, you’d be best off using the Rafflecopter Facebook app. The Rafflecopter Facebook app allows you to easily place your Rafflecopter giveaway widget on a Facebook page tab w/ a few clicks.
If you’re interested in using the Rafflecopter Facebook app, check out the following articles on the Rafflecopter knowledge base for further instructions:
In the 'Promoting Your Giveaway' section, you'll learn how to promote your giveaway, when to promote it, where to promote it, and some other tips and tricks that will help your giveaway become more successful.