The ROI of Free B-to-C Events, B-to-B Events Posted on February 8, 2010 by Sandra O’Loughlin LAST YEAR COULD BE CALLED the year of the handout. For eight hours on Feb. 3, Denny’s restaurants gave away two million free Grand Slam Breakfasts—two pancakes, two eggs made to order, two… LOGIN Please contact clientservices@accessintel.com if you are unable to login. Forgot Password? Related Articles Experiential Trend of the Week: Beauty-themed Cafés Three Production Design Ideas from a Live Podcast Show Watch The Brief, Live! November 2025 Edition: Experiential News & Ideas The Brief: Celebrity Dashcams and Studio Cheez