Upgrades
Level
|
Usage Fee
|
Appeal
|
Cost
|
Max
|
Build Time
|
Sell
|
Level 1
|
34
|
24
|
480,000
|
480
|
9h
|
|
Level 2
|
+2
|
+1
|
960,000
|
625
|
9h 30m
|
|
Level 3
|
+2
|
+1
|
|
815
|
|
|
Level 4
|
+3
|
+1
|
3,424,000
|
1,060
|
12h 30m
|
|
Level 5
|
+3
|
+1
|
4,448,000
|
1,380
|
15h 30m
|
|
Level 6
|
+4
|
+1
|
5,472,000
|
1,795
|
18h 30m
|
|
Level 7
|
+4
|
+1
|
|
2,335
|
|
|
Level 8
|
+5
|
+1
|
|
3,040
|
|
|
Level 9
|
+5
|
+1
|
8,544,000
|
3,955
|
27h 30m
|
|
Level 10
|
+6
|
+1
|
9,568,000
|
5,145
|
30h 30m
|
|