Ah, I didn't know that! I'm only familiar with the UK and US systems, where you cast a secret ballot and you have no way afterwards to prove how you voted (unle

Ah, I didn't know that! I'm only familiar with the UK and US systems, where you cast a secret ballot and you have no way afterwards to prove how you voted (unless you used mail-in voting). And that's a good point about being able to change your vote.