Get your scout ghost/wart hog to get any collectibles on map near dont go to far cos you might find some rebls and die make a hall/barracks and spawn the marines/grunts and dont upgread them waste if time buy the thing that gets resorces and buy 3 of them and then get the most you can get set the rally point at enemy base and when your men/grunts die buy more and upgread them and happy huntting,love cheifanator