How do you finish 8 level in project igi 1

snipe the guard at tower.run straight outside the truck.u'll see some green boxes. use them to go out the fence. go right on a tower kill him take draganov.use stairs and roof to get in the fence.go right to the 1st house kill guard and camera.go down and right kill 3 guards and take all ur things from garage.go to ob 4 area place proxymitymine and run to objective 5 area.after completing ob 5 go to burnt helicopter and the mission is completed.