This brings up a drop down menu, select the page you want to create the username for.
If your page has the needed 25 fans it will bring up a box .
Enter your desired username and click on “check availablilty”
If it’s available, you will be shown some final terms – if you are happy with your choice click “confirm” or select “cancel” to try another one.
Now you can send out your new Facebook URL – www.facebook.com/YourBusinessNameRemember – this won’t work for a Page that doesn’t have 25 likes or more.