ACCT 504 Week 7 DQ 1 Issues in Income Reporting Devry

By now, we all know that an income statement portrays the year-to-date performance of a business. However, the bottom-line figure in the income statement, i.e., net income, is influenced by what is reported in the statement under the categories of revenues and expenses. Therefore, readers of the income statement have to carefully examine the income statement in evaluating the future profitability of a business. 
What is the concept of sustainable income? Can you describe in your own words, without just reproducing the definition from the textbook? Can you give an example of what this number may look like by using the income statement of a real-life company?