Basement finishing
Basement renovations: How to prevent mold when finishing basements
...basements as oulined above
Ventilate using a HRV or ERV, because let's face it - fresh air improves any Man Cave!
Further reading for basement mold prevention:
How to choose between an ERV & HRV system for basement ventilation & Mold prevention - EcoHome Guide
How much insulation does a basement need - EcoHom...