Thank you very much bdfd, I'll take a look [:)] ...

but first I must learn how to use this software from the begining [:))]

Hello, Iam thinking of buying my neighbor's house. We live in duplex or row houses. The houses are identical but with like a mirror in the distribution.

I'd like to draw a blueprint beginning with my house and afterwards duplicate, rotate and stick together. I don't know if I'm explaining right ...