Audit standards require analytical procedures at two stages during the audit: at the risk assessment $($planning$)$ phase and again at the end of the audit. They are optionally used as a substantive procedure during the course of an audit.

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CONCEPT REVIEW:

Often times it does not seem to be productive or effective for auditors to send accounts receivable confirmations, yet the standards require it$.$ It is important that auditors understand how to maximize effectiveness and efficiency in this required audit procedure.