As part of our partnership with haystackonline, each week we showcase penetrating marketing campaigns.

I'm Tony Stark. I build neat stuff. I got a great girl. And occasionally save the world. So why can't I sleep? Anthony Edward Stark, Iron Man 3

The death of the 30-second TV ad was recently declared (again), this time by an advertising guru, Trevor Beattie.

In marketing, one size does not fit all. One size fits none. Many brands try to be all things to all people.

Can Marissa Mayer save Yahoo?

Joss Davidge, Business Director of brand experience agency BEcause, continues his weekly search for great marketing ideas.