LIST - List all services fields.
SET - Set the properties on a specific field.
This command will allow you to set extended information fields in NickServ. For example, you can add fields for age, location, business or fax number. For any changes made to the services field settings, Services must be restarted before the changes are enabled.
/as help services field <topic>
NickServ fields show up when people do a /nickserv info <nick>.