1: You take a fire man make him pick up a hose, then connect the hose to a fire hydrant and connect the hose from the fire hydrant to the fire engine. if your in montana mod you gotta open the hydrant first. 2: There is a cheat that makes you win a mission, Cheats are here: http://forum.emergency-planet.com/index.html/_/emergency-series/emergency-4/emergency-4-cheats-r12 3: i dont really know what the utility truck is used to, it probeboaly has many equipmeant.