Announcement

Announcement is formal knowing about something in order knew all of people. Announcement made by organization or individual. Announcement can wrote,then templed at general board in order looked by all of people or tongue.
The Structure of announcement :

• Goal (type of announcement)
• Time/date and place.
• Contact Person.

Example of annoncement :

Attention,

Those who have finished with the experiment please clean the microscope and put them back their boxes.

Thank You.

Laboratory Coordinator.