Fastdev b

Post on 07-Nov-2014

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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: eric@smith.comCompany: Acme, Inc.Credit: 5 000 €

What’s important here?

Name: Eric SmithE-mail: eric@smith.comCompany: Acme, Inc.Credit: 5 000 €

The labels are not important!

Make labels grey and name bold

Eric Smitheric@smith.comAcme, 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”!