Hi gizmola,
Thanks for the response. I changed the code in the .php file with your modifications. Unfortunately, this is what the email looks like with those edits:
----------------------------------------------------------------------
Hi Tyler,
Your order has shipped.
Tracking number : <a href=\"https://www.fedex.com/fedextrack/?trknbr=277530011950\">277530011950</a>"
-----------------------------------------------------------------------
I attached the complete document as a TXT file.
email-netsuite-trackingno-received.txt