IDEA (Institute for Dynamic Educational Advancement) has conducted a survey about Factors That Improve Online Experiences which you might possibly find interesting & helpful.
The report emphasizes facts like the importance of visual design & ease of use. And also, it points out interesting information like “designers being overly optimistic about visitors’ ability to maintain orientation”.
You can download the full report as a PDF file or read the shorter executive summary.
If you want to see the methodology behind the survey, click here.
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