Watch this video guide

Or

Copy and paste this link to see the video guide
http://www.youtube.com/watch?v=geYm37wQzQY

Here are some quick keys

"C" use this to copy

"Shift" to rotate objects (Hold edge of doodle)

"Ctrl" Use this to select multiple objects (If you reclick using the Ctrl it adds more copies)

"M" To mirror objects

Note you can't change the size