Answer:
My days are numbered. What am I?
Sometimes I annoy you, sometimes you can't live without me. But no matter how hard you try, you can't destroy me. What am I?
What can you hold in your right hand but not in your left hand?
I make everyone blind. You can't see me but I will always come back for you. What am I?
My second is performed by my first. A thief by the marks of my whole might be caught. What am I?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?