Gmail Boomerang February 25, 2013 by Erica Cho Leave a Comment Tweet image via venturedout.com GAH! I am in love with Boomerang. It allows you to schedule when your gmail goes out and reminds you to follow up if you don’t get a response. What a life saver! Check out this cool tutorial! Written by: Erica Cho on February 25, 2013.Last revised by: , our reviewer, on January 14, 2016.