One of Dubai's biggest investment companies, Dubai World, has asked for a six-month delay on repaying its debts, raising fears among investors about the financial health of the emirate. Following six years of rapid growth, the Dubai economy has slumped since the second half of 2008, which has led to property prices falling sharply. Here, Dubai residents describe the changes the worsening economic situation has brought and what lessons can be learnt. [Note: It just tears at your heart.]