He's just going through a learning experience. Same thing happened to me. He seems like a good guy with 110% good intentions. He just needs to step back and consider what impact his actions, whether percieved or real, are having on his new community and to those people that have welcomed him into his new home. Posting information on the internet regarding "secret spots" especially on such a small, tourist polluted island is a betrayal of that hospitality.
This is an old story.