Empty Shelf Tumblr! Question Title * 1. Want to post and contribute to the Empty Shelf Tumblr? All I need is your email address so that Tumblr can invite you. When you get the invite and click on it, you will see The Empty Shelf Challenge listed inyour list of blogs in the upper right of your Tumblr dashboard. Thanks for joining me on this fun adventure! Enter your email address below! Done