1. Write or Compose a letter

at the <Header> type:
To : myfriend1_id@yahoo.com.sg
Subject : Best Wishes
Cc. : Bcc.:
at
the <Body text> type: 
Dear myfriend1s Name,
Best Wishes.
Sign,
your name.
Send. 
2. Check Mail

3.
Can you see the difference between received letters of To :, Cc : and Bcc : ?
4.
Reply
All
or Reply
Re
:
at any letter received   To : same persons (including those at the Cc
: and bcc : will also be notified).
  To : same persons (including those at the Cc
: and bcc : will also be notified).

5.
Can you see replied letters Re : ?
6. Forward Fwd : a letter at Inbox (Type a new email address from To :)  a 3rd or 4th email address.

7.
Can you see forwarded letters with the attached message represented
by the paper clip Fwd
:
?
8. Delete any 3 letters at Inbox.

9. Go to Trash Folder DONT Empty.
10. Recover any deleted
letter from the Trash Folder (Move to  ).
).
11.
Can you see Recovered Letter(s) at  ?
?
12.
At Inbox, select any letter, include the email address of the
sender(s) (including c.c. persons) to your  .
.
13.
Check your new email address in the  .
.