Upgrades
Level
|
Usage Fee
|
Appeal
|
Cost
|
Max
|
Build Time
|
Sell
|
Level 1
|
12
|
8
|
4,800
|
220
|
4h
|
960
|
Level 2
|
+2
|
+1
|
9,600
|
290
|
4h 30m
|
1,920
|
Level 3
|
+2
|
+1
|
19,200
|
380
|
5h 30m
|
3,840
|
Level 4
|
+3
|
+1
|
38,400
|
495
|
7h 30m
|
7,680
|
Level 5
|
+3
|
+1
|
76,800
|
645
|
10h 30m
|
15,360
|
Level 6
|
+4
|
+1
|
153,600
|
840
|
13h 30m
|
30,720
|
Level 7
|
+4
|
+1
|
307,200
|
1,095
|
16h 30m
|
61,440
|
Level 8
|
+5
|
+1
|
614,400
|
1,425
|
19h 30m
|
122,880
|
Level 9
|
+5
|
+1
|
1,228,800
|
1855
|
22h 30m
|
245,760
|
Level 10
|
+6
|
+1
|
2,048,000
|
2,415
|
25h 30min
|
409,600
|