Advertising is one model for web startups and the monetization of Web 2.0 apps., but there indeed others: subscriptions for premium services subscriptions fo

Advertising is one model for web startups and the monetization of Web 2.0 apps., but there indeed others: subscriptions for premium services subscriptions for access selling to web giant, like Google, etc. advertising through alliances and referrals, beyond simple adsense I'll ask the community to add more.