As an example, a potential application for an auto manufacturer pushing test drives on its website could be able to measure the value of all test drives booked on the site, and the value of those booked after being referred from social media sites.

FORBES: Making The Most Of Social-Media Monitoring Optimization: Are You Up To The Task?

This mean the PaaS provider will auto-magically add server instances as needed to support application processing, database processing, and storage.

FORBES: ROI of the Cloud, Part 1: PaaS

Finally, application deployment and management on a PaaS provider typically comes with handy features such as auto provisioning and auto scaling.

FORBES: ROI of the Cloud, Part 1: PaaS