The term originated to describe misinformation tactics in the computer hardware industry and has since been used more broadly.
FUD creates a situation in which buyers are encouraged to purchase by brand, regardless of the relative technical merits.
state that the spreading of fear, uncertainty, and doubt is an unethical marketing technique that these corporations consciously employ.
Examples of fear appeal include reference to social exclusion, and getting laid-off from one's job,[6] getting cancer from smoking or involvement in car accidents and driving.
Rather, as long as a scare-tactics message includes a recommendation to cope with the fear, it can work.