Have user's behavior and feedback been examined to best meet their needs ?
Are the static and animated prototypes tested on the studied by a group of users?
The project is implemented for users, taking their approach into account, their feedback on the solution's use solution must be a priority. Having your solution tested by a groupe of users allows you to have real feedback from the field and to adapt the project to better meet needs.
Polling, user evaluation
6 other criteria related to the recommendation: "Barebone Iteration": Iterate your solution until minimalism "acceptable" by your users
Is a systemic approach method implemented, handled by the actors and associated with tools ?
Has the solution been prototyped upstream, with the user journey and interactions ?
Is the design documented (functionally and technically), the design deliverables must be comprehensible by the project team and transferable to the development team ?
Have the most frequent searches been investigated and submited so that they are either cached or displayed to the user without sending unnecessary requests or clicks. ?
Is the path taken to access the service as quick and as simple as possible ?
Has a continuous improvement process been deployed ?