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A few suggestions from the site:
- Walk up to random people and say "WHAT YEAR IS THIS?" and when they tell you, get quiet and then say "Then there's still time!" and run off.
- Take some trinket with you (it can be anything really), hand it to some stranger, along with a phone number and say "In thirty years dial this number. You'll know what to do after that." Then slip away.
Koala Wallop :: Pretend to be a Time Traveler Day: 12-8-7
(via Found on the Web)
Photo nicked from Orbiting Frog. Hope they don't mind.