1 INTRODUCTION  
2 OBSERVATIONS & ANALYSIS  
2.1 ALMA  
2.2 1.4 GHz VLA Radio & 24 μm Spitzer Imaging  
2.3 Herschel / PACS and SPIRE Imaging  
3 RESULTS & DISCUSSION  
3.1 Average far-infrared colours of SMGs  
3.2 SMGs Redshifts and Rest-Frame Composite SED  
3.3 Far-infrared properties of individual SMGs  
4 DISCUSSION  
4.1 Far-Infrared Luminosities & Star Formation Rates  
4.2 Far-Infrared Luminosity Functions  
4.3 The contribution of SMGs to the co-moving star formation rate and stellar mass densities  
4.4 Dust and Gas Mass Functions  
5 CONCLUSIONS