This is the template CompuMentor has been using to create case studies for its website. Here's an example of what an actual story looks like http://www.compumentor.org/about/ywca.html.

Case study template:

1.Header
(Stating a personal experience from the POV of our main contact, eg. "I helped seniors connect with the Digital World")

Here is the case study questionnaire CompuMentor has been using to conduct the initial interview with a client. (CM stands for CompuMentor.)

About the respondent

• What is your name, exact title?
• What is the exact name of your organization?
• URL of organization
• What is your organization’s mission
• How many people do you serve
• What is your impact on the community
• How many computers do you have, are they networked, on
  the Internet?
• How many staff members