Four simple questions for designing e-Portfolio

We have to answer the following four questions for creating a kind of plans.

1. What is your product or service?
   e-Portfolio system.
   
2. Who are your customers?
   all students and all teachers.
    
3. When will things get done?
   in 2009.
   
4. When are bills due and when do you get paid?
   in 2009?

source: Lifehacker