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Handbook of Sustainable Design of Digital Services

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Ux/Ui    ODD#10     ODD#12     ODD#13    

Are the features used by the user ?

Recommendation  Essential

Methodology

A People

A Planet

B Prosperity

Difficulty

**

Priority

High

Récurrence

Periodic

Tests

Are the proposed features expected and used by your main users and do they bring real value to your product?

Precisions

According to studies (software cast and standish group), 70% of the features are never or hardly used. (ref 115 best practices) The number of functionalities available in a digital service directly impact the consumption of resources and the environmental footprint, by creating functionalities of little use. These are totally unnecessary sources of environmental debt. The functionalities also increase the volume of the service, which introduces loading delays and additional storage spaces.

Use Case

Users journeys are simulated and validated to confirm features usage. Production ata are collected and processed (Analytics, probe, ...)

Additional elements

Operational issues related to the project

Posts

Rule for assessing the level of compliance of the criterion

Validations d'utilisation / Fonctionnalités

Life cycle

Utilisation

8 other criteria related to the recommendation: "Less is More": Focus on essential features and simplify your interface

Advice Essential

UI

Is a visual soberness implemented so as to reduce energy resources use and the impact on the material deterioration of the visual, sound and tactile interface's components ?

Recommendation

Methodology

Are decision-making justified and approved by reliable indicators on the use of functionalities throughout the service life cycle ?

Recommendation

Methodology

Is there a policy / approach / routine for the progressive reduction and prioritization of functionalities, interactions and graphic elements ?

Advice

Technology

Are the stakeholders of the SEO service involved, starting from the design phase ?

Advice

Use

Is the practice of e-mailing considered, justified and reduced to what is strictly necessary ?

Recommendation

Use

Are an archiving schedule and a lighter version of the old searchable content implemented ?

Advice

Technology

Has the analytics been limited to what is strictly necessary to optimize the service ?

Advice

UI

Are third-party services (social network feeds, social wall, carousels, google maps, etc.) not used for convenience to compensate for the lack of content production resources ?