Heinz is asking loyal fans of its ketchup brand to put their money where their mouth is. Starting Nov. 30 at 8 a.m. ET and running through Dec. 21, the “Tip for Heinz” campaign is encouraging Heinz fans to add an extra $1 tip for Heinz while dining out at restaurants not offering the brand…

(SOURCE) https://www.adweek.com/social-marketing/ketchup-giant-asks-diners-to-leave-a-tip-for-heinz-at-restaurants-using-different-brands/