Earlier quoted context omitted.
I got the email, but puzzle isn't complete. Don't understand whats missing. Maybe correct email subject?
I see. I still haven't been able to decipher it to get the email address, how were you able to?
Tip #1 : 100 letters all numbered from 1 to 100 when reading from left to right then top to bottom.
Tip #2: Take pi and split into pieces of 2. At what position is the @ sign?