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Starting with Service Provider 7.5.1.2 a cron task, PLUSPCOPYBILLLINESCRONTAS, was added. It enables you to automatically run the billing process in the background.The cron task does not create new customer bill batches: you still need to create those manually. The cron task copies the work orders, tickets and sales order transactions to an existing bill batch.
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The cron task runs and copies the valid transactions to the bill batch, according to the schedule parameter.