This achievement can easily be obtained on the first chapter of the first level.
Locations of Chapter 1 bullseye targets:
- The first bullseye target is right in front of you as the leave the garage, you will have to cooperate with your G-Unit ally to open the shutter.
- The second bullseye is right in front of you as you reach the top of the scaffolding
- The third bullseye is at the end of the broken hallway that you have to drop down from.
- The fourth bullseye is at very close to the third one, on the other side of the wall. To see it, quickly turn around once you are on the bridge which is hit by a mortar shell, its on your right in the distant alleyway.
- The fifth bullseye is right behind you as you enter a secret area which is boarded up by wood, the secret area right around the corner from the last poster.