How-to articles
At its most basic level, desktop publishing is taking some text and some graphics and mixing them together on a page then publishing that page in the form of or as part of a flier, brochure, newsletter, greeting card, annual report, business card, or other common (and uncommon) desktop publishing projects.
http://desktoppub.about.com/library/howto/bl_htpmkr.htm
Making Pages
Pagemakr: pagemaker for desktop publishers is a friendly community of page layout artists, graphic designers, typographers, publishers, printers, and other desktop publishing professionals dedicated to mutual support.
http://www.makingpages.org/pagemaker/
Templates
Download adobe pagemaker templates for business cards, labels, cd inserts, newsletters, and more. quality varies.
http://desktoppub.about.com/cs/templatespagemaker/index.htm
Tips and Techniques
Pagemakr: pagemaker for desktop publishers is a friendly community of page layout artists, graphic designers, typographers, publishers, printers, and other desktop publishing professionals dedicated to mutual support.
http://www.makingpages.org/pagemaker/tips/