how to create 3 or 4 column post article

sorry newbie with this theme. using the visual page builder i created a row and made it 3 columns first column was a text module that held some ad script stuff. how do i create the rest of the row so that 2-4 columns of posts can be shown?
is there a demo showing the result and how it was done?

hi,

when you make a is best to use only this 3 custom layouts : http://screencast.com/t/Bao9EXnFl0v

you can use the other ones but unpredicted result may apear

Thanks for you message.
Radu A.