Moved the final point higher to give red more advantage
Added window looking down at blue spawn in the building near B
Changed B-C connector to an indoor stairs.
Made second gate from B to red spawn one way
Added room with window looking down at A to make A more defendable
Moved the red spawn up by 128 units
Moved the room between red spawn and C up by 128, allowing red to enter C without being in low ground.