• changing nature of work and the effect on participants, including:

• the automation of jobs once performed by clerks – shifting of workload from clerks to members of the public

• the need for alternate procedures to deal with transactions when the TPS is not available

• bias in data collection:

• when establishing the system and deciding what data to collect
• when collecting data

• the importance of data in transaction processing, including:

• data security
• data integrity
• data quality

• control in transaction processing and the implications it has for participants in the system

• current and emerging trends in transaction processing

• data warehousing and data mining
• Online Analytical Processing (OLAP) and Online Transaction Processing (OLTP) 

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