In workshops that we conduct, we ask participants to describe the tone of groups they have led or been members of and state whether the group was successful or not successful. Some of the tones reported for the less successful groups are "hostile "boring," "frustrating combative slow-moving" and "confusing." For the successful groups, tones such as "warm," serious and caring," interesting," and "energizing" were reported.
Another important aspect of tone setting to be aware of is the environment, such as the lighting, seating, and wall decorations these things can make a difference in the tone that is set. Chairs in a circle without tables set a tone different from chairs around a conference table. Friendly notes in chairs, music, or soft lighting can set a certain tone. Remember, the leader sets the tone, and without the proper tone, groups probably will not be as effective as they could be.