# Common elements

Some controls are used across multiple views. They behave the same way everywhere.

Use this section as a reference when you see a familiar control in the UI.

### Elements

* [Search](https://help.boomerang3.com/boomerang-3-user-manual/common_elements/search): filters a list by a text string.
* [Sign](https://help.boomerang3.com/boomerang-3-user-manual/common_elements/sign): confirms changes and events.
* [Tooltips](https://help.boomerang3.com/boomerang-3-user-manual/common_elements/tooltips): shows contextual help.
* [List display](https://help.boomerang3.com/boomerang-3-user-manual/common_elements/list_display): changes how lists and rows are shown.
* [Scope of view](https://help.boomerang3.com/boomerang-3-user-manual/common_elements/scope_of_view): limits what data is shown based on selected scope.
* [Time range selection](https://help.boomerang3.com/boomerang-3-user-manual/common_elements/time-range-selection): controls the time window used in graphs and lists.
* [Show removed items](https://help.boomerang3.com/boomerang-3-user-manual/common_elements/show_removed_items): toggles visibility of removed objects.