Complete the first Campaign mission to earn 10 Units.
Play Ghost Recon Future Soldier.
Complete all Classic Challenges offering Club Units in TC's Ghost Recon FS.
Obtain all Club Rewards in TC's Ghost Recon FS.
Complete the entire Campaign to earn 20 Units.
Complete a Friend Challenge to earn 30 Units.
Reach Level 10 on one Rifleman, one Scout, and one Engineer character to earn 40 Units.