2 columns on a wall, black board or white board. one with Header "To Keep", and the other "To Change".
Distribute post-its and markers.
Ask everyone to take 10 minutes to think about today, and identify What was to keep / To change ?? As many post-its as items.
Then sharing, one by one, explaining when necessary. Celebrate the "to keep", and
For the "what's to change", see if the group can commit to a solution for the next day.