Why do people wear ties?

            Here's some links as to histories and opinions:

                        http://en.wikipedia.org/wiki/Necktie

                        http://en.wikipedia.org/wiki/Bolo_tie

                        http://en.wikipedia.org/wiki/Bow_tie

                        http://en.wikipedia.org/wiki/Ascot_tie

                        http://en.wikipedia.org/wiki/Cravat

                        http://en.wikipedia.org/wiki/Ruff_(clothing)

                        http://en.wikipedia.org/wiki/Scarf

                        http://ask.yahoo.com/20021009.html

                        http://www.catalogs.com/info/clothing/why-do-men-wear-ties.html

                            http://www.askandyaboutclothes.com/forum/showthread.php?118919-Why-do-we-wear-ties