

1) Distribute on street:
- Asking people to use the plastic card to find triangles.
- Asking them to checkout the website and taking photo, then upload to the web.
2) Attached in Magazines:
- Asking people to use the plastic card to find triangles.
3) Internet Campaign:
- Create a facebook group for asking people to upload "triangle-photo"
- Asking internet-user to vote for the best shot.