What did you smoke?
I am just joking.
The use cases talk about the FFMS implicitly. The text in the assignment is hard to read. The best way to do it is: read the assignment a few more times, leave it there for a couple months and read it again. Serious!!!
X. John Wen<br />SCEA, SCWCD, SCJP, MCAD.NET, MCDBA, MCP