These audits are conducted on an annual basis, such as year-end inventories.
The audits are conducted at any time as requested by the university president, the Board of Trustees, or a member of the Executive Staff. They usually take precedence over the audit schedule.
These audits are conducted within the fiscal year, and are usually picked randomly concerning their timing.
These audits are conducted at predetermined dates and times that are picked uniformly to detect patterns of activity by transaction level or dollar amount.