If you could give just one piece of advice to your junior self preparing for INI-CET, what would it be?

Preparing for INI-CET is a journey full of mistakes, doubts, and lessons that only become clear in hindsight.
Looking back, there's always that one thing that feels like it could have made the journey a little smoother or less stressful.
If you could go back and talk to your junior self on Day 1 of preparation, what's the one piece of advice you'd give?
Maybe your experience could help someone who's just starting out.