Unless your life revolves around elite people who often go to evening events several times a year, there will be at least one special evening event a year for most of us that will demand that special look and ensemble. It can be a wedding, a birthday party, a holiday celebration or a debut of your own or someone special to you.
Having your own evening dress made in your locality will definitely do, but you will have to prepare way ahead of time because of possible time constraints. Buying having a ready made dress from a local department store will also do until you discover that someone else in the same event did the same thing like this place called http://www.dressv.com/evening-dresses-2014-c103436/. No lady would like that to happen unless she's part of a wedding entourage.