a good town should have a few uildings, citizens and spme flowers.
Make a roof with the red tiles, than add the whit brick type tiles to make a building.
Add a door ot the black thing at layer 2 for the door, but make sure it's not passable.
Make Events with graphics of citizens with messages and tasks when you ind them.
Make a fe gardens or flowers.
Make paths with stones.
And especially, there should be a shop, pub, inn etc.
For something new, try a hospital :wink:
That's all i know to make a town, maybe someone else has a better thingy.