http://www.adrenalineparty.com/http://www.3dbuzz.com/vbforum/sv_home.phphttp://www.angelfire.com/apes2/linear/unrtutorial.htmlhttp://udn.epicgames.com/Three/UT3ModHome.html-Brown Brushes are subtractive, blue brushes are additions.
-When building objects by right clicking cube,cone,or cylinder,etc, you can change it's size in properties,but the numbers have to be a multiple of 2's (that's important for making sure everything snaps to the grid) multiples of 4,8,16 can be used for snapping to a greater bridge setting.
-For characters in room give at least 96 units so they can walkthrough.64 units is the minimal amount.
-Hot keys: Ctrl + S= subtraction, shift + B= select all faces, Ctrl + A= Addition, Ctrl + N=Intersection
-Make sure when your done with your set click "build all" button. This assures that everything in your set is finalize and ready to be played.
-After Subtracting within a brush you have to intersect the brushes to create one builder brush from it.