You may do all that an Employer or Official may do AND you may change the NPC's nickname.
You may add, delete or rename the NPC, move it to a different city.
You may completely delete keywords and responses.
You may identify others as employers or officials with more limited access to your NPCs.
( You may also serve as an official or employer to other owner's NPCs.)
A City Ubar, Admin, [mod], etc. OR a Caste Head, [mod], etc.
OR Head of a Caste OR a Business owner may:
Modify the keywords recognized and the corresponding response.
If you need to alter the built-in phrases,
to swap from Gorean Tal to earth Hello...
to swap from English to another language..