Viral Marketing is getting really efficient

A quick post to highlight 3 great viral marketing campaigns with social network and QR code help:

1- Ikea using facebook to tag their products over facebook's album.
You tag it firstn you win it.
Results are impressive, just watch the video:



2- A very interesting viral marketing campaign for Levi's jeans via Twitter.
Top models tweet their location in the street, the follower win the jean each time he reach the model's location:



3- A brilliant mobile Campaign Using Twitter, QR Codes and Viral Marketing (here)

Well it turns out marketers are definitely at ease with social network, blogging and new barcode's technology. A lot's of fun and investments coming for the mobile industry!