A tie is worn for certain occasions to show respect and class, i.e. Weddings, special dinners, etc.
A tie should be worn to graduation only if it's a formal affair. These days it's mostly a "wear what you want" setting.
a tie
When they are worn (have play).
tie
tie
whatever you see fit. I would recommend an orange tie.
None. There should be no play. If there is the tie rod end is worn.
Worn ball joints, worn tie rod ends and worn shocks are the main causes.
A neck tie
no
Yes, it is very dangerous. If the tie rod is worn and it come loose you will loose all steering control and will have an accident which could result in death. Do not drive any vehicle with worn tie rod ends.
It could knock or squeak.