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 Marketing Trend of the Week: Charm Bars Experiential Marketing Trend of the Week: Push Buttons Continental Tire’s Mobile Living Room Drives Tune-in for ‘Sunday Night Soccer’ The Brief: Gutter Parties and ‘Pollen PuttPutt’