Use this block to add columns of content to your layout. Irrespective of the column number or size,. this block should be used. Other blocks can then be inserted into this block. Parameters available for this block are as follows:

Layout | Here you can specify the number and relative sizes of the column required. |
Once the required layout has been chosen, click the green "+" icon at the bottom of the following field. This is where the column blocks will now need to be added. Each column will be a new block. Once the green icon has been clicked, the full list of available blocks will appear, select your desired block which will be column 1. Editing or populating the chosen block with content works just like for normal blocks, except this block will be rendered in a column in your layout.