To approve a game, you must be the visiting team statistician.
Go to Compete-->Score Game
Click on the link for Select beside the game you wish to approve (ex. 1857848).
At the top of the game summary you will see 3 links: Game Notes, Approve, Reject.
Review the game and if you are satisfied, click the Approve link.
Here is some additional information from the LLFHL:
Visiting team will check the online game report for errors and adjust appropriately
If correct - Accept
If incorrect – Reject and fill in reasons for disagreement with stats
If Accepted – Game is closed
If Rejected, email goes to Home Team
Statistician to correct and starts process over again