With the roof if you right click on it, then you got options, I found out by accidentally clicking it lol plus you right click on I think its furniture to change colours and such
so can you have 2 people in different computers be both in game living in the same house in game and decorate at the same time? You see the changes in real time?
Yes, exactly! It's really good, you can actually see some of that happening in the video. My husband was working on something totally different than me, and I could see it in real time. He could also work on a separate lot in the same world.