Email marketing is directly marketing a commercial message to a group of people using email. In its broadest sense, every email sent to a potential or current customer could be considered email marketing. It usually involves using email to send ads, request business, or solicit sales or donations, and is meant to build loyalty, trust, or brand awareness.
"Tree Hotel" the words are related to nature. I suggest you to select the best place to create the hotel near beautiful natural places. See beaches are the best natural place. I like these areas. And I suggest you to create your tree hotel at see beach, which will help you for your business.
This is a nice idea. By this way you can develop and make publicity of your locality by the painting and also earn some money. I suggest you should create painting by local painter, for which you can sell paintings at cheap price. With this you must create some art by your Australia artist friend, that will help you to develop your business.