Reena Jana of Business Week writes about Guerilla advertising-- a "catch-all phrase for nontraditional advertising campaigns that take the form of theatrically staged public scenes or events, often carried out without city permits or advance public hype"--and notes that as more and more companies attempt them, the effectiveness of the ads may be decreasing.
Just more evidence of the chaotic marketplace in which we live and consumers' increasing ability to ignore all types of advertising. Adam Salacuse, CEO of a Boston ad agency gets it right:
The focus needs to be on quality of consumer engagement.
The best way to cut through the chaos is to take care of your customers and turn them into promoters.