First things first, set budgets so as to get notified by email when my charges reaches 80% of the set budget. I don't want to go into debt playing around with services. :p
No prerequisites, just the maximum amount you'll like to spend if you go over the free tier level.
I created a monthly budget for $1 for now, I might increase it as time goes on.
- cost explorer might not be available if you created your account the same day you plan to set budgets, check back in 24hrs.
- setting budget also helps when your account is hacked because you'll get email notifications when the hacker start using services that exceeds your budgeted amount.
-Incase you get billed and dont why, go to bills. It shows a breakdown of AWS service charges.
Go on, try it. Set a budget and lets start this journey together.
Create IAM users and start practicing Linux.