Guess who/what
Remember? Wasn´t ...?
I couldn´t believe
Drop me a line when you can and let me know how you´re getting on
I´ve attached ...
I´ve been meaning to drop you a line for ages
Bye for now
Check out this link. Look how ...
To end the email
To ask the reader to send her/his news
To express surprise to predict information
To teel the reader to look at something
To say that another file is included with the email
To ask the reader if they agree with a statement
To ask the reader to predict information
To say you´ve wanted to write someone for a while