Info about all income buildings, including their income, initial price, and unlock level.
Water Supply Well
Income: 50
Initial: 1,750
Unlock lvl: 4
Schools
Income: 200
Initial: 8,000
Unlock lvl: 4
Water Supplies
Income: 1,000
Initial: 45,000
Unlock lvl: 5
Sewage Disposal
Income: 4,500
Initial: 225,000
Unlock lvl: 6
Streets
Income: 11,000
Initial: 660,000
Unlock lvl: 7
Petrol Stations
Income: 14,500
Initial: 1,035,000
Unlock lvl: 10
Electrical Supply
Income: 60,000
Initial: 4,800,000
Unlock lvl: 15
Broadcasting System
Income: 110,000
Initial: 10,450,000
Unlock lvl: 20
Warehousing
Income: 150,000
Initial: 19,500,000
Unlock lvl: 25
Healthcare System
Income: 275,000
Initial: 49,500,000
Unlock lvl: 30
Broadband Internet
Income: 375,000
Initial: 82,500,000
Unlock lvl: 40
Underground Trains
Income: 500,000
Initial: 120,000,000
Unlock lvl: 60
Biospheres
Income: 1,250,000
Initial: 325,000,000
Unlock lvl: 90
Underwater Farm
Income: 2,000,000
Initial: 600,000,000
Unlock lvl: 125
Deep Sea Power Station
Income: 3,000,000
Initial: 1,020,000,000
Unlock lvl: 175