1. INTRODUCTION

2. SPITZER SURVEY SUPERNOVA DETECTIONS
2.1. Near-Infrared Photometry and Spectroscopy
2.2. Optical Photometry and Spectroscopy
2.3. Dust Composition, Temperature, and Mass

3. ANALYSIS: DUST ORIGIN AND HEATING MECHANISM

4. TRENDS, PROGENITORS, AND OVERALL MODEL

5. CONCLUSION