The Interaction model ... describes psychomotoric elements of the operator's behavior during the interaction.
Interaction mode refers to the operator's state of mind during the interaction.
The interaction design should follow the principles of User-centered Design (UCD). Usability refers to the extent to which a product can be used by specified users to achieve specified goals with effectiveness, efficiency and satisfaction in a specified context of use ( ISO 9241-11 ). It is tightly related to User Experience
For almost every design rule, one can find a contradicting rule. Golden rules in style guides are valid only in limited design scopes. The interaction style should suite the interaction mode:
Updated on 12 Apr 2017.