1. reasons
   1. ground rules are effective
   2. effectiveness over personal preference
2. How ?
   1. ask for input
   2. engage the attendees to interact from the beginning
   3. publish the rules
   4. do not enforce the rules
   5. mention the rules
   6. check if rules are broken
3. examples
4. visually record the input
   1. say yes
   2. say: good one
   3. say: I write it down
   4. write ALL input on flipchart
5. tips
   1. the more the leader talk, the easier the attendees feel, sit back and do not interact
   2. trust is important for creativity