"Collect four codes from this week's Daily Star newspapers to receive a free £5 voucher to spend on Play.com.
The Codes: 3XT4, W9K3, NY76, H6R3
Link To Input Codes: http://www.play.com/ds
Terms: Offer ends midnight 8th April 2005. Please allow 72 hours for your voucher to be received. The voucher is only valid until midnight 30th April 2005 and for a single use only."
Apparently this promotional offer is limited to a set amount of vouchers, so I don't know for certain if these will have already been snapped up. Still, it seems like a good idea if it works...