Lead Farmer Achievement in Medal of Honor: Warfighter
Requested ammo from an Ally 25 times in Campaign
How to unlock Lead Farmer
To request ammo, just go up to a teammate, look at him and press . He will replenish your ammo (inlcuding grenade). Just do this a total of 25 times during the campaign to unlock the achievement. Keep in mind that you can't have full ammo while requesting for ammo.