The idea is simple. Identify a tree in a park, and tie colorful messages to the branches. Notes of gratitude or remembrances of his/ her kindnesses, or prayers, or quotes, or thoughts,...
Fix a poster close by to let people - passers-by - know that they can write a message to Their loved ones, alive or gone. Leave paper and ribbons for the messages.
Identify a day to remember the person in this special way every year.
This will connect people, bring them together, create community, and help them see they're not alone.