CLOSING SECTION
Written invitations can be in the form of letter or card which are printed on  paper or sent via mail or email. An invitation letter is a document that  presents a formal request for the presence of an individual, a group of  people or an organization at an  event.
LEARNING ACTIVITY 3: ANNOUNCEMENTS
INTRODUCTION
An announcement is  a statement made to the public or to the media which  gives information about something that has happened or  that will happen. The announcement of something that has happened is the  act  of  telling  people  about  it. An announcement in  a  public  place,  such  as  newspaper or the window of a shop, is a short piece of writing telling people  about something or asking for something
MAIN SECTION
3. Announcement  : is a statement made to the public or to the media which gives information about something that has happened or that will happen.
A. Generic Stucture
 Name of Events (happen in the future)
 Name of Events (happen in the past)
Addressed to (target group)