Describe how using World Wide Web might make budgeting process more efficient for multinational company. Management by exception is technique utilized to effectively recognize and investigate variances in operating environment. There are no firm guidelines which direct managers as to which variances they must investigate. Instead, managers are expected to recognize variances which are important and in need of explanation. Create a "rule of thumb" which managers might follow to make decision on which variances to investigate. describe how managers in company you work for use management by exception to enhance efficiency.