1.  Read in the message piped to the script line by line
2.  Append the data to a temporary file
3.  Do not write the "from" line or the "to" line to file
4.  Save the "from" off into a variable
5.  Parse the /etc/passwd to build a "recipient" list
6.  system (cat $tmp|sendmail -bm -f"$from" "$recip");