1. INTRODUCTION  
2. OBSERVATIONS AND DATA REDUCTION  
2.1. Observations  
2.2. Data Reduction  
2.3. Properties of the S2COSMOS map  
3. ANALYSIS  
3.1. Source Extraction  
3.2. Flux Boosting and Completeness  
3.3. Confusion Noise  
4. DISCUSSION  
4.1. Number Counts  
4.2. Cosmic Variance  
4.3. Environments of S2COSMOS Sources  
4.4. Properties of Mass-selected Galaxies  
5. CONCLUSIONS