anchor.diff:  Billing in Arrear:: A type of https://docs.killbill.io/latest/catalog-examples.html#_billing_modes[billing mode] in which you can charge for services that are delivered in a previous billing period.
   
   [[billing_start_date]]
  -Billing Start Date (Or "Billing Date"):: The date on which billing starts for a subscription. See also <<entitlement_start_date, Entitlement Date>>.
  +Billing Start Date:: The date on which billing starts for a subscription. See also <<entitlement_start_date, Entitlement Date>>.
   
   [[billing_mode]]
   Billing Mode:: The method in which you invoice for a recurring subscription. "Billing in advance" and "billing in arrear" are two types of billing modes.
  
positive.code: 
  Kill Bill Administrator (or Kill Bill Admin):: The person responsible for installing or configuring Kill Bill.
  
  Kill Bill Package Manager (or kpm) :: A command line tool that facilitates the installation of Kill Bill, its plugins and Kaui. It also provides utility helpers useful for the day-to-day management of a production system.
  
  == L
  
  
negative.code: == E
  
  [[entitlement]]
  Entitlement:: Represents the service provided to an end user (customer). It is separate from billing. See <<subscription, Subscription>>.
  
  [[entitlement_start_date]]
  Entitlement Start Date (Or "Entitlement Date"):: The date on which a user gains access to the underlying entitlement or product/service . See also <<billing_start_date, Billing Start Date>>.
  
  Evergreen Phase:: A type of <<phase,phase>> in which no end date is specified and Kill Bill continually bills the account for the subscription until the customer cancels it. A evergreen phase is specified as part of a <<plan,plan>> within the <<catalog,catalog>>.
  
  