Tips on How to Write an Announcement

Introduction
- суть мероприятия /причина его проведения;
дата и время мероприятия;

Dear Friends (followers)…,
- I am thrilled (pleased) to announce about the great event dedicated to…
- I would like to invite you to a meeting to discuss…
- We would be happy to have you join us at our workshop. The workshop will take place on March 6th, starting at 2 pm…
- I am very glad to announce that next Friday the 27th of March we will have…

Main body
место проведения мероприятия;
«целевая аудитория»;
необходимое «оборудование и экипировка»;
особые бонусы

The event will take place in the local park… (at the stadium, in the library…)

You can also invite your sisters or brothers.
It would be great if you come with…

Don't forget to bring … (spades and rubber gloves)

There is a special award for those who … (will plant more trees than others)

All the participants will get … a free ticket to the Eco-concert.

Conclusion

- Let's help our Earth together!
- Remember Nature is our Mother and we should care of it together!
- Hope to see you there!
- Please, click on "yes" if you come.
- If you subscribe my channel you will get a checklist "Successful blogger"

Sample blogger's announcement for grades 7-8.

Dear classmates!

I've got wonderful news! Our school is going to take part in the project "Help the environment". I invite you to plant trees and flowers in the park "Zarechnoe".

The event will take place on Friday, May, 15 at 10 a.m in our local park! You can also come with your parents, brothers and sisters! The more participants the better!
Don't forget to bring spades and rubber gloves. We are going to serve you with coffee and sandwiches. Get ready for hard but pleasant work!

If there is heavy rain take your raincoats/
Hope to see you all!

Please, click on "yes" if you come.