He adds that one of the big opportunities for entrepreneurs is informational services, which provide forums, walk-throughs, guides, tips and more for gamers.
For the more complicated functions within OpenOffice, there are wizards and walk-throughs that describe each stage of the process, and make it very clear what you need to do at each stage.
Cognitive walk-throughs and heuristic evaluations are low-cost ways to see how the parts of your Web site fit together from the user's perspective and will give you a sense of how things flow.