Upgrades
Level
|
Usage Fee
|
Appeal
|
Cost
|
Max
|
Build Time
|
Sell
|
Level 1
|
18
|
11
|
16,000
|
280
|
5h 30m
|
3,200
|
Level 2
|
+2
|
+1
|
32,000
|
365
|
6h
|
6,400
|
Level 3
|
+2
|
+1
|
64,000
|
475
|
7h
|
12,800
|
Level 4
|
+3
|
+1
|
128,000
|
620
|
9h
|
25,600
|
Level 5
|
+3
|
+1
|
256,000
|
810
|
12h
|
51,200
|
Level 6
|
+4
|
+1
|
512,000
|
1,055
|
15h
|
102,400
|
Level 7
|
+4
|
+1
|
1,024,000
|
1,375
|
18h
|
204,800
|
Level 8
|
+5
|
+1
|
2,048,000
|
1,790
|
21h
|
409,600
|
Level 9
|
+5
|
+1
|
2,867,200
|
2,330
|
24h
|
573,440
|
Level 10
|
+6
|
+1
|
3,686,400
|
3,030
|
27h
|
737,280
|