1. "Free" model
- Promotional or marketing information
- Advertiser-sponsored (to reach "eyeballs")
- Non-commercial or personal
2. "All you can eat" subscription
- Similar to physical publishing
- Doesn't exploit "one-to-one" opportunities
- Forces "caching" or "aggregation"
- Not always typical consumer behavior
3. "By the click" per-item charging
- Model has existed in private-network world
- Similar to supermarket, videocasette rental, telephony
- Unfamiliar model for traditional publishers
- Revenue opportunity in sharing users, content
