The customer should understand that the above prices do not include mastering. Mastering is the process that prepares your master for CD replication. The customer will need to listen to the new CD in it's entirety and issue final approval before the replication process begins. This protects the customer by eliminating any possibility of an error occurring during the transfer process.
Remainder is due upon completion.
During production the CD's are over produced so that any defective units may be thrown out. However, if there is an under-run, the customer only pays for discs actually delivered. Prices subject to change without notice.