In addition, it plans to remodel or relocate about 550 stores. If we look at Dollar Dollar General Corp. (NYSE:DG)'s performance during the last three years, we find that it has not only consistently grown revenue and net profit, but has also reduced its debt on the back of strong free cash flow generation, as shown in the chart below. For 2013, management expects same-store sales growth of 4% to 5%, and total sales are expected to rise by 10% to 11% year over year. DG Revenue TTM data by YCharts Competition Dollar Tree, Inc. (NASDAQ: DLTR ) is the smallest dollar store in the U.S. However, it has been gradually increasing its store count. Although the company's same-store sales growth was 3.7% in the second quarter (lower than Dollar General Corp. (NYSE:DG)'s 5.1%), it managed to increase its earnings per share by 9.8% to $0.56. Dollar Tree, Inc. (NASDAQ:DLTR)'s $1 items, in addition to the Deal$concept, have helped it perform better.