This is a 'must read' article if you oversee the design of your company's online advertising campaign.

The Nielson article reports on recent research that shows that around 95 percent of web users react negatively to pop-up advertisements and that not only is blocking software becoming more common but users are increasingly transfering their dislike of such ads to the advertiser -"of 18,808 users surveyed, over half said a pop-up ad made them regard the advertiser very negatively while nearly 40 percent reported that it affected their opinion of the website very negatively".

The article provides essential know-how on what NOT to do in an online sales environment.

The research was also discussed in an article titled "Most web users hate pop-up ads: Nielsen" in the Sydney Morning Herald on December 7.