You own a home and you want to stand out in your neighbourhood and be the top appeal of the block. To do that would of course cost some money, but there are certainly steps you can take that are virtually free. But replacing windows doors is certainly a great way to appeal to all the people that will be passing by your house in envy.
Aside that from that, make sure that your windows are always kept clean and sparkling, especially after heavy rain or snow that can bring dirt to your windows. Also of course, a good step is having a well-kept lawn. Perhaps planting a flower garden out front if you are interested in that. This always catches the eye of the people passing by.
If you decide to something to spice up the look on your home, you will also be increasing the value of your home so it becomes win-win.