I. Introduction

II. Copyright on the Internet

A. The Nature of the Issue
B. Copyright: A Balancing of Interests

III. Secondary Copyright Infringement Liability

A. Secondary Copyright Liability Two Theories
B. Contributory Infringement Liability
C. Vicarious Infringement Liability
D. Inducement Rule: Grokster

IV. The "Safe Harbor" of Section 512 of the DMCA

A. Threshold Requirements of Section 512 Safe Harbor Protection
B. Additional Requirements of Section 512(c) Safe Harbor Protection

V. Liability in the Absence of Safe Harbor Protection

A. Direct Infringement or Fair Use?
B. The Grokster Business Model and Secondary Liability
C. The YouTube Business Model and Secondary Liability

VI. Conclusion