1) an island for sure, id name it "Doobie-Land) there would be different parts of the island named like cannabis cove and stuff.
2) buy a bunch of those off road hunter vehicles and build a road on island
3) import all sorts of MJ crops to island. several greenhouses all around island on computer controlled cycles and such.
4) bring all the people i like to the island, and have them work the land with me. you all can come too.
5) reserve rights to cannabis olympics and set up ferry system from nearby island to eliminate need for an airport on my island.
6) hire a glass blowing artist to come and live on island.
7) build hotel on island "Reefer resort"
8) put ads for hotel in reefer magazines.