Telephone call centers have mushroomed, using databases and market segmentation techniques to target consumer for telemarketing campaigns.
  除了新產品投放市場這種特殊情況以外，廣告的主要功能似乎不是將人們的注意力從一種品牌轉移到另一種品牌，而是強化人們對于某一品牌業已存在的喜愛。

   Apart from the special case of new product launches, it seems that that advertising’s main role is not to get people to switch from one brand to another, but to reinforce the loyalty of people already predisposed towards a particular brand.

廣告就是要提醒人們，保持他們對品牌的注意，這樣，他們會繼續買可口可樂，而不是百事可樂……

It’s about reminding people and keeping brands salient to people, so that they go on asking for Coke rather than Pepsi.