Bohmann Usability http://tc.eserver.org/publisher/Bohmann_Usability A listing of works published by Bohmann Usability in the field of technical communication. en-us Copyright (c) 2005-08 by the EServer. All rights reserved. tclib-editorial@eserver.org (TC Library Editorial Board) webmaster@eserver.org (Geoffrey Sauer) http://tc.eserver.org/images/newlogo.gif Bohmann Usability http://tc.eserver.org/dir/Bohmann_Usability Site Comment: Yellow Page Search on Krak.dk http://tc.eserver.org/22385.html http://tc.eserver.org/22385.html Too many required choices, too much mouse moving, too weak words, and less obvious options make address search hard on Krak.dk. Twenty Tasks in E-Commerce http://tc.eserver.org/22383.html http://tc.eserver.org/22383.html Suggested tasks for testing of ecommerce sites such as compare product features for products A and B. Useful Features are Not Always Usable http://tc.eserver.org/22382.html http://tc.eserver.org/22382.html Differences between useful and usable features are discussed and a brief usability framework is presented. User Performance Metrics http://tc.eserver.org/22381.html http://tc.eserver.org/22381.html Thirty user performance metrics for informal usability evaluations. Weblogs Enable User-Centric Sites http://tc.eserver.org/22384.html http://tc.eserver.org/22384.html Weblogs give users information from multiple sources in one page. Against Non-Standard Link Colors http://tc.eserver.org/22377.html http://tc.eserver.org/22377.html User tasks are carried out faster and better with sites that use standard link colors as opposed to non-standard. Calculating Usability Effects http://tc.eserver.org/22380.html http://tc.eserver.org/22380.html Time to complete a task and number of errors per task are key metrics when evaluating usability effects. E-Mail Notifications: Making Unsubscription Easy http://tc.eserver.org/22371.html http://tc.eserver.org/22371.html Unsubscribing email newsletters and other email notification services can be an unpleasant and time-consuming experience. Most unsubscribe problems can be avoided by making the subscribers email visible and linking to an unsubscribe page in all emails. Effective Search Results http://tc.eserver.org/22376.html http://tc.eserver.org/22376.html Search result pages must make information easy to find and present results in a format that is easy to use. Making URLs Predictable http://tc.eserver.org/22379.html http://tc.eserver.org/22379.html URLs that are easy to predict make it easier for users to type in a URL and link to pages. Navbars: Why Drill-Down Menus are Harmful http://tc.eserver.org/22373.html http://tc.eserver.org/22373.html Drill-down menus make interaction more difficult, destroy the user's overview, and poor wording make users give up using the site. Response Time Still Matters http://tc.eserver.org/22372.html http://tc.eserver.org/22372.html Slow response time remain an issue on the Web even for users with high-speed Internet connections. Usability Problems to Fix Today http://tc.eserver.org/22375.html http://tc.eserver.org/22375.html List of common usability problems that are easy to fix on most well-organized small- and mid-sized websites. Valuing Usability Programs http://tc.eserver.org/22378.html http://tc.eserver.org/22378.html Assume that a website has 10.000 users per month each performing 10 tasks in the period. What will be the economic effect of a usability study that promises 40 seconds faster user task performance? One way to make the calculation is shown in this article. Why Primary Navigation Must Die http://tc.eserver.org/22374.html http://tc.eserver.org/22374.html Users mainly ignore primary navigation bars because the information featured is less relevant to their tasks.