Rent and space.
| Depth | Research | Effect | Cost | Time | Company level | Needs |
|---|---|---|---|---|---|---|
| 1 | Facility care | building condition decays 20 % slower | €6,000 | 15 min | 2 | |
| 2 | Letting agency | vacant units fill twice as fast | €15,000 | 45 min | 2 | Facility care |
| 2 | Space planning | 92 % of a room can hold fittings instead of 85 % | €30,000 | 2 h | 3 | Facility care |
| 3 | Premium lets | rent is 10 % higher | €40,000 | 3 h | 3 | Letting agency; either this or Lean upkeep |
| 3 | Lean upkeep | maintenance costs 30 % less | €40,000 | 3 h | 3 | Letting agency; either this or Premium lets |
| 4 | Property managers | each management office looks after 4 buildings per level instead of 3 | €60,000 | 5 h | 3 | Premium lets or Lean upkeep |
| 5 | Redevelopment | adding a floor costs 25 % less | €60,000 | 4 h | 4 | Space planning; Shift system |
| 6 | Estate holdings | rent is another 15 % higher | €3,200,000 | 8 h | 7 | Premium lets or Lean upkeep |
| 7 | Tower blocks | adding a floor costs another 25 % less | €50,000,000 | 16 h | 10 | Estate holdings |
| 8 | District works | maintenance costs another 25 % less | €800,000,000 | 24 h | 13 | Tower blocks |
Data as of 2026-09-30, generated from the game. If a number here differs from the game, the game is right.