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How can I purchase more clothes?

Shops are marked with an S icon on the map. To purchase clothes you can visit any of the shops and click on the item you want to purchase. 

How can I change my outfit?

To change your avatar’s outfit, click on the Outfit button. This will open your inventory with clothes, skins and accessories. To change an item click on that item. If you want to remove any accessories or clothes click on them again.  Once you are done with the changes click on Save and Close button.