Fashion trends are influenced by several factors including cinema, celebrities, climate, creative explorations, political, economical, social and technological. Examining these factors is called a PEST analysis. Fashion forecasters can use this information to help determine growth or decline of a particular trend. Fashion trends change daily, it can not stay unchanged
fashion, style, and fad mean the way that up-to-date people do things. fashion is used of any custom (as a way of dressing or behaving) that is widely accepted at any one time or place. It was once the fashion for everyone to wear hats. style may suggest a fashion that is approved of by people with taste. The house was decorated in the latest style. fad is used for something that is very popular and often only for a short time. Beach tennis may be just a fad.