Join in our community discussions. Anyone can browse our forums, but you will need to register a user account and login to post replies and original forum threads.
It seems like you tried to make corner notches with the small rectangles but you did not. You need to use the intersect command and remove the lines at the notch so you will see only white space.
"I did the attached drawing in under 5 minutes. Great... The drawing is very easy, intuitive, and enjoyable. I whipped up a design and got a quote in under 60 seconds!"