<li><a name="disable_customer_referrals">disable_customer_referrals</a> - The existance of this file will disable new customer-to-customer referrals in the web interface.
<li><a name="domain"><font color="#ff0000">domain</font></a> - Your domain name.
<li><a name="editreferrals">editreferrals</a> - The existance of this file will allow you to change the referral of existing customers.
+ <li><a name="emailinvoiceonly">emailinvoiceonly</a>
<li><a name="erpcdmachines">erpcdmachines</a> - Your ERPCD authenticaion machines, one per line. This enables export of `/usr/annex/acp_passwd' and `/usr/annex/acp_dialup'.
<li><a name="hidecancelledpackages">hidecancelledpackages</a> - The existance of this file will prevent cancelled packages from showing up in listings (though they will still be in the database)
<li><a name="hidecancelledcustomers">hidecancelledcustomers</a> - The existance of this file will prevent customers with only cancelled packages from showing up in listings (though they will still be in the database)
<li><a name="username-letter">username-letter</a> - The existance of this file will turn on the requirement that usernames contain at least one letter.
<li><a name="username-letterfirst">username-letterfirst</a> - The existance of this file will turn on the requirement that usernames start with a letter.
<li><a name="username-noperiod">username-noperiod</a> - The existance of this file will disallow periods in usernames.
+ <li><a name="username-uppercase">username-uppercase</a> - The existance of this file will allow uppercase characters in username.
<li><a name="username_policy">username_policy</a> - This file controls the mechanism for preventing duplicate usernames in passwd/radius files exported from svc_accts. This should be one of 'prepend domsvc' 'append domsvc' or 'append domain'
<li><a name="vpopmailmachines">vpopmailmachines</a> - Your vpopmail pop toasters, one per line. Each line is of the form "machinename vpopdir vpopuid vpopgid". For example: <code>poptoaster.domain.tld /home/vpopmail 508 508</code> Note: vpopuid and vpopgid are values taken from the vpopmail machine's /etc/passwd