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 Field Report: Six Trade Show Booth Ideas from World of Concrete 2026 Cover Story: Inside the Meteoric Rise of Immersive Entertainment Experiences The Brief: Celebrity Dashcams and Studio Cheez Experiential Marketing Trend of the Week: Dog-First Events