This is my in-depth guide article: ARC Raiders Phantom Targets Project introduces Cargo Elevator Antenna upgrades. https://www.mmoexp.com/News/arc-raiders-phantom-targets-project-ultimate-guide-fastest-ways-to-upgrade-cargo-elevators-complete-challenges-best-methods-to-get-rewards.html This guide covers locations, upgrade methods, rewards, ARC Raiders Items, and resources for future missions. Welcome everyone to exchange ideas.