The Look and feel style chosen depends on the purpose of the interaction. A cool design is appropriate for marketing. However, in daily operation a modest design should be preferred, because cool designs are typically error-prone.

The dilemma of interaction look-and-feel is about the interface visual style, which affects the user experience.

Example - design based on multimedia features

  Multimedia features can help in certain situations and can hamper the interaction in others. We compare two types look-and-feel designs:

• A cool design, providing features adequate for eventual operation, such as alerts, training and sales promotion

• A modest design, providing features suited for the goal-oriented operation of real work.

The guidelines are about employing the cool design and and the conservative, modest design.