Wiginton v. CB Richard Ellis, Inc., 229 F.R.D. 568 (N.D. Ill. 2004)
Key Insight: Court created its own eight-factor test by adding one more factor to the Zubulake seven-factor test, and determined that cost-shifting was appropriate (responding party 25% and requesting party 75%)
Nature of Case: Sexual harassment
Electronic Data Involved: Email stored on backup tapes