I want assistance to summarize the gven subjects:
Share your impressions of Professor Rappa's Web site (see below) in terms of what areas you have initially found helpful in learning more about each of the following topics: e-business revenue models, usability, trust, and marketing in e-business
Revenue Models:
https://digitalenterprise.org/models/models.html
Usability:
https://digitalenterprise.org/design/design.html
Trust and Loyalty:
https://digitalenterprise.org/trust/trust.html
Marketing:
https://digitalenterprise.org/markets/markets.html
https://digitalenterprise.org/metrics/metrics.html