Believe it or not, there’s an art to hosting a giveaway. No, you don’t have to have a lot of built-in traffic to have a successful giveaway. And yes, hosting a great giveaway can actually help you gain new followers. Blog giveaways are increasingly popular these days, with some bloggers hosting a giveaway to celebrate blogiversarys, birthdays, hitting x-number of followers, or just because! Here are some blog giveaway tips we love: Flickr/CraftyDame Choosing...