Guides are non-printing, non-exporting lines that 'float' over your page and assist with the positioning of layer content, especially when snapping is enabled.
To add a guide:
From the Document Menu, select Guides.
On the context toolbar, tap Add Horizontal or Add Vertical to add a new guide at page center, respectively.
Drag the guide into position by eye or position precisely using the toolbar's Position setting.
To move a placed guide:
Activate guides by tapping Document>Guides.
Tap the guide you want to move.
Drag the guide into position.
To remove guides:
Activate guides by tapping Document>Guides.
Tap the guide you want to remove.
On the context toolbar, tap Delete.
To lock all guides:
Activate guides by tapping Document>Guides.
On the context toolbar, tap Lock Guides.
Column guides
Column guides allow you to specify a number of evenly spaced columns and rows and are perfect for designing layouts such as web mockups.
To add a column guide:
Activate guides by tapping Document>Guides.
From the context toolbar, switch on Show Column Guides. The Column Guides section of the toolbar allows you to manage the following:
Columns—defines the number of vertical guides that will appear.
Rows—defines the number of horizontal guides that will appear.
Gutter—defines the size of the gutter.
Style—select from Filled or Outline.
Color—tap the color swatch to select a color for your column guides.
To show or hide column guides:
From the context toolbar, select Show Column Guides. The button will have a blue outline when the guides are visible.
To remove column guides:
From the context toolbar, reduce the number of Columns and Rows in the Column Guides section to 1.
To add a guide: