Answer:
Temporary evidence of where you've been strolling
I travel the world and I am drunk constantly. Who am I?
You'll have to consult an optometrist if you want to improve this.
I have a pet, his body is full of coins
You can carry it everywhere you go, and it does not get heavy. What is it?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?