All on eBay:
Chris Manning - Proven Chart Patterns - Trading DVD
John Carter - Trade The Markets - Currency Trading
John Carter - Trade The Markets - Metal Trading Webinar
John Carter - Trade The Markets - Trading Seminar CDROM
Kevin Haggerty - The Sequence Trading Method - CD-ROM
Options...
This might be of interest, part of the HMRC manual about gambling
http://www.hmrc.gov.uk/manuals/bimmanual/BIM22015.htm
Seems to me that gambling and spread betting are not considered a trade.