When you shoot your weapon, when you only have the 35 percent of ammo and you will need to reload soon, a advert appear for don't be a surprise for you when you dont have more ammo for shoot (clip ammo).
When you shoot your weapon, when you only have X percent of ammo and you will need to reload soon, a advert appear with a sound for don't be a surprise for you when you dont have more ammo for shoot (clip ammo).