Fastdev b
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Transcript of Fastdev b
Usability 2и.т.д.
FastDev • 24–02–11
Beauty
As grey as the November sky
Compare:
Happy people solve problems more easily
Simplicity
Too much information
Clutter: Too much information
... and no hierarchy or clear organization!
30
1200
3000
15
10
5
Credit
Max. default time
Maximum discount
Latest order
Surplus
Payment due (date)
Very far away – ignoring the law of proximity
30
1200
3000
15
10
5
Credit
Max. default time
Maximum discount
Latest order
Surplus
Payment due (date)
30 1200
3000 15
10 5
Credit Max. default time
Maximum discount
Latest order
Surplus
Payment due (date)
Impossible to see beginning and end
Show what’s most important
When I click on the icon for ”watch” om
my phone ...
”Watch”
”Time right now”
A system where you enter data ...
Name: E-mail: Company: Credit:
This is OK
But when presenting it:
Name: Eric SmithE-mail: [email protected]: Acme, Inc.Credit: 5 000 €
What’s important here?
Name: Eric SmithE-mail: [email protected]: Acme, Inc.Credit: 5 000 €
The labels are not important!
Make labels grey and name bold
Eric [email protected], Inc.5 000 €+4670-1234567 (home)
The labels are perhaps not needed!
Do not repeat information
When buying a house: list of bids
• Good to distinguish things from each other
Be understandable
In prison
Let’s go to the woods!
Two buttons from office telephone
Create new document
Respect what people are used to
Everyone clicked “Cancel”!