Rapid Usability Testing – Introducing Café Tests to Product Development, 10.10.20139th ebay Tech Talk Maximilian Wambach Interaction Architect @mobile.de

Bring costumer in as early as possible – especially hard on mobail

Source: Google I/O 2013 - Enchant, Simplify, Amaze: Android's Design Principles

Researcher shows a group of people (approx. 5 to 7) a prototype or finished product and has them fulfill a defined task. Happens outside the building. Mostly without specific recruiting.

Café Testing

Selected projects

1. Sell Your Item 2. Multi-/Make-Model

Learn Build

Measure Sell Your

Item

Multi-/Make-Model

Multi-/Make-Model

Sell Your Item

1. Sell Your Item 2. Multi-/Make-Model

Scribbles User Test Build MVP

© axbom (flickr)

User Test on clickable Prototype based on Scribbles

ScribblesScribbles User Test Build MVP

ScribblesScribbles User Test Build

Change the concept based on the learning from the User Test

Drastical reduction and prioritization of features based on our learnings

User Test BuildScribbles

User Test BuildScribbles

Did we develop the right features to go live?Did we produce any usability issues by reducing scope?

What worked?

… approaching people.… find out about users mental

model.… find out if we cut out to many

features.… see how users use their phone.

What did not work?

… get users deeply involved.… dig deep.… build segments.

1. Sell Your Item 2. Multi-/Make-Model

• Pic of ebay campus

What worked?

… approaching people.… fast feedback on different design

soulutions.… notice when people expect the

feature in their search flow.

What did not work?

… get more than 3 min of users’ time.

… get detailed feedback.… consistent “question stream”.… get user’s imagination going.

1. It won’t answer all your questions.

2. Be specific.

Love is in the air?

Wrong. Nitrogen, Oxygen, Argon and Carbon Dioxide are in the air.

3. It’s not for everyone.

Researcher shows a group of people (approx. 5 to 7) a prototype or finished product and has them fulfill a defined task. Happens outside the building. Mostly without specific recruiting.

Café Testing

Useful resources

Just Enough ResearchEricka Hall

Articleshttp://www.uxbooth.com/articles/the-art-of-guerilla-usability-testing/

http://www.slideshare.net/andybudd/guerilla-usability-testing

Thank you for your attention!Questions?

Maximilian Wambach | Interaction Architect@mwambach1