http://www.aiim.org

http://www.dma.org.uk

http://www.bpmg.org

http://www.ico.gov.uk

http://www.aciforex.com

http://www.idc.com

http://www.forrester.com

http://www.gartner.com

http://www.adobe.com

http://www.apple.com

http://www.quark.com

http://www.senecadesign.com/designgeek

Editing and writing

http://articles.in/?caid=Writing.1546

http://articles.in/?caid=Writing.1708

http://articles.in/?caid=Marketing.456

Pre-press Design

http://www.design-first.com/free-pre-press.shtml

http://www.design-first.com/free-creating.shtml

http://www.aim-dtp.net/aim/calibration/index.htm

Digital Illustration

http://photoshopnews.com/2005/04/09/adobe-resources-%E2%80%93-primers-white-papers

Image Editing

http://www.vnunet.com/computeractive/features/2145933/photo-editing-basics-image