Why won't you go in your home? [duplicate]

I am on the verge of building a mini metropolis in Terraria but no one is arriving? What do I need to do? I have a table chair and light source but nothing for the last hour. What do I need to do?

I tried going through the post that has been on here but still got nowhere. It was the wiki and that post that I tried to follow before (and that post that brought me to this site) Seems that only Josh wants to be helpful though