iPhone Apps Need Low Starting Hurdles (Jakob Nielsen's Alertbox) 
Most mobile applications are used only intermittently, so they must be especially easy during initial use. In particular, upfront registration shouldn't be required before users experience an app's benefits.
tml
Browsershots
Check browser compatibility, cross platform browser test
Notable | Easiest way for teams to provide feedback on websites.
Notable allows you to quickly and easily give feedback on design, content, and code on any page of a website or application without leaving your browser.
fivesecondtest
Have users provide quick feedback on your design.
Apollo - easy online image proofing - documents, graphic designs, web designs, maps, photographs, and more... - 27stars
Get feedback and annotations on documents, graphics, and websites.
Usabilla - Transparent Usability: Lean and mean testing
Remote usability testing to collect feedback on a webpage,mockup,sketch or image.
The myth of the page fold: evidence from user testing | cxpartners
Joe Leech and Fiz Yazdi discuss the myth of the page fold using evidence from user testing.
ge_fold_evidence_from_user_testing.htm
Instructional Design and Development Blog » Blog Archive » Teaching Frustrations: Why Don’t Students Follow My (Clearly-Labeled, Logically Organized, and Bold/Highlighted/Flashing) Instructions?
Instructors who teach in online environments often devote extensive time and energy into designing a Web space that is inviting and useful to students. But frustration inevitably ensues when, despite the careful consideration given to the most logica...
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A List Apart: Articles: The Myth of Usability Testing
A List Apart offers a sobering view of usability testing.
y-testing/
9 Easy Usability Improvements for Blogs
Techniques for improving usability on blogs.
-improvements-for-blogs/
annotations
blogs
browsers
evaluation
eye tracking
feedback
formative evaluation
google analytics
graphic design
how to
interface design
iphone
iphone apps
Jakob Nielsen
mobile
mobile phones
notes
usability
usability testing
user testing
web design
web development
web page authoring
web page design
web site evaluation