Answer:
I am of several different kinds, but the one you pick doesn't do its job. What am I?
Everyone asks for me but yet everyone hates to face me. For someone I am agony, for others I am relief! What am I?
A young man wants to have me but when he has me, he no longer wants me. What am I?
In Paris but not in France the thinnest of its siblings.
I always have to work with something in my eye.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?