During my time in the printshop, I used an underpowered PC to make massive banners for retailers and events. (howtogeek.com)
The event, staged on a U.S. bomber under a massive banner that screamed «Mission Accomplished,» overshadowed the years of conflict and bloodshed that followed. (cnbc.com)
Or, better yet, print that advisory on a massive banner and hang it outside every store: (relevantmagazine.com)