Breaking in new shoes... Wear thick socks and add heat. Put on the thickest socks you have, and squeeze your feet into the shoes (leather only). Heat the tight area of the shoes using a hairdryer and bend your feet back and forth as much as you can for 20 to 30 seconds.
Dr Oz: How To Break In New Shoes To break in newer shoes, place a resealable plastic bag of water in the toe of your shoe and put it in the freezer. As the water freezes and expands, it will stretch the shoe and break it in for you.