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Handbook of Sustainable Design of Digital Services

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Contents    ODD#10     ODD#12    

Are user notifications necessary and can they be deactivated by the user ?

Recommendation 

Forms

B People

A Planet

B Prosperity

Difficulty

**

Priority

Medium

Récurrence

OnUpdate

Tests

What are the user notification methods? Does the user have the choice of notification mechanisms, their frequency to avoid receiving everything by default?

Precisions

The notification methods can use resource-consuming technologies and certain practices aim to multiply them which increases the environmental footprint of the service. Minimizing notifications, using lightweight mechanisms, and allowing the user to turn off notifications is helpful in reducing power consumption as well as distracting users' attention.

Use Case

User journey presents notifications and possibility to desactivate

Additional elements

Operational issues related to the project

Posts

Rule for assessing the level of compliance of the criterion

Number of notifications analyzed / Number of notifications

Life cycle

Utilisation

6 other criteria related to the recommendation: Facilitate the perception of content by the user

Advice

Videos

Does every video content have an associated lifespan ?

Advice

Text

Have we defined the proportion of feed type content (hot news type content, etc.) and stock (cold content, long tail in SEO) ?

Recommendation

Text

Is the content unique across the service ?

Recommendation

Forms

Is the validity of the data checked before submitting the form ?

Advice

UI

Is the presentation of information accessible without generating a cascade of dynamic presentation areas ?

Recommendation

UI

Does each active element have a name allowing to understand the action which will be carried out by its use ?