The school_040410_5025-L4D2.zip file you have requested: Maps Levels Missions / Multiple Gametypes / Left 4 Dead 2 School Issues Map - 3.18mb is not available. Perhaps try browsing all files for the game Left 4 Dead 2 and upload any files you want to share or are missing. This is the only information we could locate:
Contains all game modes. Best played with friends no bots. May have a couple bugs in some modes. I am going to make this into a 3-4 maps campaign.