Adventurers League requires you to keep a log of your character’s games, awards, etc.

What Information Should I Log?

The following information should be recorded in your log for each game you play:

The following extra information is helpful for bookkeeping

In What Form Should My Logs Be Recorded?

There is no required form your logs must be. They simply must contain the above information and be available to show your DM should they request to see them.

Some methods people use for their logs: