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Jakob Nielsen's Alertbox, June 2, 2003:
Summary:
How can a small company's website benefit from usability activities despite a minuscule budget? By integrating four simple and effective usability practices into the design process.
Can small companies with small websites employ usability methods to improve the quality of their designs? Yes. Should they? Definitely. Even a tiny budget will substantially improve a site's business value.
In May 2002, .Net magazine asked a range of Web design shops to bid on the design of a seven-page website for R. Thomas and Sons Butchers, a fictitious small business. (Unfortunately the article is not available online.) As you might expect, the quoted fees ranged widely, but many good proposals seemed to come in at around $2,000.
Given that current best practices call for spending about 10% of design budgets on usability, this project would have about $200 available for usability. What can you get for that money?
Plenty. But first an aside: it's obviously wrong to go in assuming a set number of pages for a site. The starting point for any Web project should be a task analysis of the information and features that users need. The second step is to construct an information architecture for this content. Only after you know the content and structure should you design navigation and pages. Still, it seems reasonable to assume that a small company's website would be around seven pages, so I'll go with that number here.
People are bad at remembering generalities and predicting what they might need, but they're reasonably good at remembering what they've just done. This recall method is not nearly as good as a real field study, where you can actually watch what people actually do, as opposed to what they remember doing. But there's no way to do a proper field study for $50.
The main downside of this approach is that you're not researching the information needs of prospective customers; you're only talking to people who already shop with the client. You could spend some of the interview time outside the store, intercepting people in the neighborhood, but it would be harder to get them to talk to you and might require a bigger budget for incentives.
In-store shoppers who help you should get a very small incentive -- perhaps a discount coupon or a bottle of barbecue sauce. (I cheated here, and didn't include the cost of such incentives in the $200 budget, but shopkeepers should be able to find something they can give away without much true cost to the business.)
While you're in the store, talk to the person who answers the phone and find out what callers' most common questions are. Answers to such questions are prime candidates for site content.
With only an hour to assess the design, the reviewer obviously needs previous experience with the usability principles. There is no time to learn new guidelines or study up on how to judge when which principles apply. That's why it's so important to select a design agency that regularly performs user testing on projects so that the staff is already well versed in how humans behave with interactive systems.
This hour's $50 budget doesn't include the $40 cost of the homepage guidelines. I assume the butcher is wise enough to pick a design agency with sufficient commitment to usability, and a corresponding library of usability books and research reports that can supply checklists when the going gets tough.
To do this, you can print copies of the site's seven pages and run an in-store paper prototype test. Although you could bring a laptop and test on-screen versions of the design, paper prototypes are more suited to a store environment: Rather than ask customers to sit at a computer, you can simply hold up pages one at a time, showing them to users wherever they're standing. Printing enlarged pages increases the likelihood that shoppers will be able to decipher screen content without their reading glasses, which might not be easily available.
User screening at this level is impossible -- simply test shoppers who are willing to give you 10 minutes of their time. This is obviously a convenience sample. You're dispensing with the 233 guidelines for recruiting user-testing participants and just testing whoever happens to enter the store. That's the only way to get user data for $50. That said, you should ask shoppers whether they use the Web, and only test Web users. Otherwise, your only finding will be that computers are too difficult for novice users.
Each session should last less than 10 minutes so that you can test the recommended five users in an hour.
The site might not get the coveted #1 spot in a search for "Butcher East Falmouth" or for "where to buy meat in East Falmouth," but unless there are more than ten butchers in town, improving search engine visibility ought to get the site a nice listing on the first results page.
Based on this exercise, I have five recommendations:
Copyright © 2003 by Jakob Nielsen. ISSN 1548-5552