What to do in this file is,
Install the Main Mod "OFDR Singleplayer Overhaul Mod v1.0"
After that is done, its OPTIONAL if you want to install ONE of the AI Rebuild Mods. (For Harder AI ;p)
It is also OPTIONAL To Run and Use the Gamers United Mission Updater Executable, This File Keeps the Missions in Check.
Simply Run OFDR And Enjoy the New Array of Campaigns and Singleplayer Missions.