http://www.engadgethd.com/2008/03/05/circuit-city-quietly-accepting-hd-dvd-player-trade-ins/
http://tech.blorge.com/Structure:%20/2008/03/07/futureshop-offers-100-off-blu-ray-players-with-hd-dvd-trade-in/
http://tech.blorge.com/Structure:%20/2008/03/19/best-buy-offers-50-gift-card-for-hd-dvd-player-purchase-or-trade-in/
http://www.tvsnob.com/archives/016956.php
http://www.engadgethd.com/2008/01/29/german-retailer-discounting-sony-bdp-s300-for-hd-dvd-player-trad/
http://www.dvdtown.com/news/sony-switzerland-offers-hd-dvd-rebate-for-blu/5311
http://www.pcworld.com/article/163688/warner_offers_hd_dvd_disc_bailout.html