(Weekly misplaced keys × 52 × Staff time spent per misplaced keys (mins) × Average hourly wage) / 60
Yearly lost keys × Replacement key cost
(Weekly key accesses × 52 × (2 - Keycafe hand-off time) × Manual hand-off time × Average hourly wage) / 60
Misplaced keys staff time cost + Lost key cost + Manual key hand-off staff time cost
(12 × (One-time hardware cost + Annual software subscription)) / Total status quo costs per year
(Total status quo costs per year × 3) / (One-time hardware cost + (Annual software subscription * 3)) * 100
(Total status quo costs per year × 5) / (One-time hardware cost + (Annual software subscription * 5)) * 100