This video show how a private path to the room is a benefit to the residents in a Hotel, it helps avoid theft.
Digital Nomad Traveler can find information about AIS on Wikipedia by searching for Advanced Info Service - The link to Wiki is in this post.
This is probably the best Hotel I know in the 14 years of my perpetual travel. Hotels Lago Atitlan Guatemala
Transportation from Bangkok Thailand to Koh Phangan Beach, close to Koh Tao and Koh Samui, the cost is 700 Baht.