periodic action

- change from a continuous action to a periodic or pulsating one
- use the gaps between actions to do something else of value
examples
- providing a service only at certain times, such as a reception desk manned at certain times, with a bell to call for assistance at other times
- introducing sabbaticals for people to work on their own projects
- providing an alternative use for a facility when it is not being used for its primary purpose, such as renting out a nightclub for conferences during the day


