Block groups can be formed to managed a number of blocks together, and are also used to document blocks and add notes to a canvas.
To create a block group, select one or more blocks either by dragging a selection rectangle around them, or by using CTRL click to select multiple, then right click and select the option "Create block group with note"
The blocks will now be grouped together, and as you move them the group border will adjust automatically. Every block group has a title, and a note- they can be adjusted in the control area below. To access this, click on either the block group border or the title.
Block groups can overlap- to create another group, simply select the blocks and create a new group via the right click option:
To eliminate a block group, right click on its border or title, then select "Ungroup blocks (remove title and description)"
To remove individual blocks from block groups, right click the specific block, and options will appear;