1. Introduction

2. Data
2.1. SDSS-II Light Curves
2.2. The Low-Redshift SN Ia Set

3. 2-Stretch Fitting Method

4. Method
4.1. Method of Estimating Errors
4.2. Selecting Well-Sampled Light Curves
4.3. Selecting the Fiducial Curve
4.4. Combining the B- and V-Band Stretches

5. Analysis
5.1. Rise versus Fall Times in the SDSS-II
5.2. Average Rise Time and Decline-Rate-Corrected Curves
5.3. Comparing the 2-Stretch Fitter with Single Stretch
5.4. Fitting Simulated Light Curves

6. Discussion
6.1. Comparison to Previous Rise-Time Studies
6.2. Shape of the Early Rise
6.3. Source of Rise-Time Variation
6.4. Correlation with Host Galaxy Color
6.5. Correlation with Hubble Residuals
6.6. Estimating 56Ni Yields

7. Conclusion