Companies with low balance sheet accruals out performed companies with high balance sheet accruals by 8-10%. Majority of my focus has been on cash flow where there is less room for accounting manipulation because in the real world, we pay cash for something and receive cash for products or services rendered. Accrual accounting attempts to fix such issues by matching costs with related revenues but he problem is that this method introduces subjective judgments and assumptions. Here are some other quick observations regarding accrual accounting you need to understand.