Simple! Easy! The rules are simple – if you had a skyscraper floor, what would you put in it? Why would it be special? Etc! 1st person does Floor 1, next Floor 2, and so on!
Post your posts like this:
Floor #
This floor is home to bla bla bla. Why? Because yadda yadda yadda yadda yadda. Also, it has yabber yabber yabber yabber yabber. It also has yeah yeah yeah in it. Nah nah nah.
Floor 1
This floor looks like an ordinary hotel lobby by day. At night the laws of physics become rather malleable.
This floor has beartraps scattered around the floor. There are also elevators with numbers above their doors, showing the floors they can transport you to.
2.
6.
99.
321.
675.
999.
1285.
0.
infinity.
This floor contains a massive farm with farm animals roaming about. All kinds of crops are grown here and are free to take. A farmhouse is located in the middle for all your cooking and accommodation needs.