The best way to get the right size of shoes for a comfortable fit is to wear the shoes and walk around with it a little bit before you buy it. Trying on shoes is very important because this will let you determine if the shoes is too tight or too loose. Since your feet often swells and change size at the end of the day, it would be a good idea for you to start hunting for retro sneakers, retro shoes, retro pumps, retro sling backs, polka dot shoes, retro mules, retro slides, slingback shoes, vintage shoes and vintage high heels towards the end of the day. If you are planning to wear some socks with your shoes, wear the same type of socks that you plan to wear with the shoes when you try the shoes on. Always remember that the socks will increase the size of your feet so it is best to wear the right type of socks when buying certain types of shoes so that you will have no problems in terms of its size later on.