Manhattan's most important economic sector lies in its role as the headquarters for the U.S. financial industry. New York County is home to the most corporate headquarters of any city in the nation. with approximately 520 million square feet of office space in 2013, making it the largest office market in the United States.
If your existing carpet is more than 10 years old and you have issues like ripples or wrinkles, color loss or fading, matting or crushing of the pile or a lack of padding support in halls, main walkways and on stairs then your carpet and padding is at the end of its intended lifespan.
Walking shoes should be replaced every 300 to 500 miles (or every 3 to 6 months). Replace your shoes when you can tell the difference between your old pair and a new pair. Do not go by their appearance. The inner support can be very worn while they still look ok on the outside.