The ServiceTicketEmail.html file is used to send notifications to your support team that ticket has been created or modified.

The file is basic HTML with variable substitution. The substitution format for a field is {x} where x is the name of the field exactly.
Following is a table of the values.  The values can be placed in the file as many times as desired and can be omitted.

Remember that the case matters so double check.

ServiceCompanyName – Displays the Service Company
CustomerName – Displays the Customer Name
CustomerEmail - Displays the Customer's Email 
CustomerNumber - Displays the Customer Number
CustomerSystem - Displays the Customer System Name
CustomerComments - Displays the Customer Comments
CustomerNoteTitle1 - Displays the Customer Note Title 1
CustomerNoteText1 - Displays the Customer Note Text 1
CustomerNoteTitle2 - Displays the Customer Note Title 2
CustomerNoteText2 - Displays the Customer Note Text 2
CustomerNoteTitle3 - Displays the Customer Note Title 3
CustomerNoteText3 - Displays the Customer Note Text 3
ServiceTicketNumber - Displays the Service Ticket Number
CreateDate - Displays the Creation Date
RequestorName - Displays the Name of the Person Who Requested the Service
RequestorPhoneNumber - Displays the Phone Number of the Person Who Requested the Service
ProblemDescription - Displays the Problem Description
SiteName - Displays the Customer Site Name
SystemType - Displays the Customer System Type
SystemPanel - Displays the Customer System Panel
SystemLocation - Displays the Customer System Location
SystemWarranty - Displays the Customer System Warranty
SystemWarrantyExpires - Displays the Expire date of the System Warranty
SystemServiceLevel - Displays the Customer System Service Level
SystemNextInspection - Displays the Customer System Next Inspection