Within the description, add any relevant ticket information ex: if a user emailed the request, copy and paste the content of the email request in the description.
Using a format to obtain how they want their phone to look and act helps as well, some users want numbers on their devices to be there but not ring.
0 (Primary extension):
1:SCR/SCN-#### (Ringing/Non-Ringing)
2:
3:
4:
5: