This case study therefore examines the entire life-cycle of a GPL compliance

investigation: from product purchase, to source request, to CCS review, and concluding

in a final compliance determination.

Specifically, this chapter discusses the purchase, CCS provision, and a

step-by-step build and installation analysis of a specific, physical,

embedded electronics product:

  ``TPE-NWIFIROUTER'' wireless router by ThinkPenguin}.\footnote{The FSF of

  course performed a thorough CCS check as part of its certification process.

  The analysis discussed herein was independently performed by Software

  Freedom Conservancy without reviewing the FSF's findings.  Thus, this

  analysis is ``true to form'', and explains the typical procedures Conservancy

  uses when investigating a potential GPL violation.  In this case, obviously, no