Can you explain the main purpose of review?

In a review, the CPA provides a negative assurance conclusion. For a negative assurance report, the CPA's report states whether any information came to the CPA's attention to indicate that the assertion are not presented in all material respects in conformity with any the applicable criteria.

Main Purposes of Review is to assist in planning the nature, timing and extend of other audit procedures. Next, it will be also applied as substantive procedures when their use is more effective or efficient than tests of details. Lastly, it serves the purpose of an overall review to conclude whether financial statement as a whole is consistent with auditors’ knowledge of the business