How can I rename my town?

If you're not satisfied with the current name of your town, you can look at your current town's sign that has it's name and then click the pencil button. From there, you can change the name of your town to your preference.

Not only can you change your town's name here, you can also decorate what kind of sign you would like to be displayed. There are different customization options available, just click the gallery icon that's next to the pencil icon when clicking your town sign.