这个方法一般应用到几个同时进行的头脑风暴会议，每一个对会议感兴趣的人都可以参与这个会议，每个人都可以关注自己感兴趣的话题，并在不同小组之间切换。

This method is generally applied to several brainstorming sessions simultaneously, each person interested in the conference can participate in this conference, everyone can focus on topics of interest, and to switch between the different groups.

展示了不同的功能（服务的需求、元素），在每一根分支上列出不同的想法。通过联合不同分支上的想法可以诞生许多新的不同的概念。

 A tree diagram is drawn that shows different features (needs, functions or elements of a service). For each of the branches it captures different ideas to achieve that. Different concepts can be created in combining each one of the idea branches of all the feature branches. In Service Design this helps to create combinations that can incorporate more than one feature.

当一个想法或概念被创造出来后，它可以被专家或用户讨论，这帮助收集额外的理解并能深入发展这个想法。

After an idea or a concept has been developed it can be discussed with either experts or clients. This helps to gain additional understanding and to develop the idea further. This interview can be based on a very simple idea statement or as well on an elaborate prototype or mock-up.

建立一个场景然后扮演成某些角色，可以使用或不使用道具，关注物理设定条件下的直觉反应。这个方法有助于快速生成和测试许多与场景和行为有关的概念。

 Create a scene and then play a certain role, you can use or not to use props, intuitive reaction concerns the physical setting conditions. This approach helps to quickly generate and test many of the concepts and behaviors related to the scene.