A letter sent with the mailer - developed by Red Card - said that without proper knowledge, it is virtually impossible to complete the cube. "In the same way that you need proper knowledge to succeed in business, The Economist can give you this business knowledge," said Tim Pinnegar, regional ad manager, The Economist.
"The Economist team in London loved the idea so much that they have just ordered 200 for use in the UK... Media executives and clients are being bombarded with sales messages and promos. We want to stand out from this crowd with a message that is memorable, relevant and importantly brings a smile to the person's face."