The document discusses performance enhancements made in Oracle E-Business Suite Release 12.2.2 to support high volume receivables processing. Key batch processing programs like AutoInvoice Master, Automatic Clearing for Receipts, Automatic Remittances Master, and Lockbox Execution have been improved through parallel processing and leveraging of database indexes and statistics. This allows the programs to provide better performance and support high transaction volumes for industries processing large numbers of transactions daily.