The Logistics Support interface can be accessed through the Combat menu. There, players may send up to four echelons on logistics support missions, which complete after a set amount of time, yielding a fixed amount of resources, with a chance of obtaining additional rewards.
The four most efficient missions for manpower are 7-1, 5-3, 0-2, and 7-3, which together generate 806.97 manpower per hour, for a maximum of 19,367 manpower per day.
Ammunition
The four most efficient missions for ammunition are 5-2, 3-2, 4-1, and 0-1, which together generate 799 ammunition per hour, for a maximum of 19,176 ammunition per day.
Rations
The four most efficient missions for rations are 7-1, 3-1, 5-1, and 4-1, which together generate 870 rations per hour, for a maximum of 20,880 rations per day.
Spare Parts
The four most efficient missions for spare parts are 0-2, 4-2, 6-3, and 5-4, which together generate 421.67 spare parts per hour, for a maximum of 10,120 spare parts per day.