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12. Choose Inches in the Units menu.
By default, InDesign uses picas as the unit of measurement for print documents; mea-
surements in this dialog box are shown in picas and points, using the “ApB” notation
(for A picas and B points). Colors in a print-intent document default to the CMYK
color model (see Page 41 in this project). Note:
If you choose Web or Digital Publishing, InDesign changes the default unit of Picas are the measuring
measurement to pixels, which is more appropriate for web design. Colors in a web- units traditionally
intent document default to the RGB color model. used in typography;
they are still used by
Regardless of which unit of measurement you choose when you create a new file, many people in the
you can change the setting for a specific file in the Units and Increments pane of the graphic communications
Preferences dialog box. InDesign supports all modern units of measurement, including industry.
points, picas, inches, millimeters, centimeters, and pixels (as well as a few others from
historic typography). 1 point = 1/72 inch
You can also type different measurement units, such as “2cm”, in a dialog box or panel 12 points = 1 pica
field. As long as you include the unit in your entry, the software accurately translates the 1 pica = 1/6 inch
value you type into the default unit for the active file.
6 picas = 1 inch
13. Expand the Margins section of the preset details.
14. If the chain icon to the right of the Margin fields shows two connected
links, click the icon to break the link between the fields.
When the chain icon is active (connected links), all four margin fields will be the same;
changing one field changes all margin values to the same value. For this project, you Note:
need to define different values for the top and bottom than for the left and right, so you You should become
need to unlink (unconstrain) the fields. familiar with the
common fraction-to-
Click here to expand Click this icon to
or collapse the unlink the four decimal equivalents:
Margins section. Margin fields. 1/8 = 0.125
1/4 = 0.25
15. Highlight the first Margins field (Top) and type 2. 3/8 = 0.375
When you define values using the default unit of measurement, it is not necessary to type 1/2 = 0.5
the unit; you can simply type the numbers. 5/8 = 0.625
3/4 = 0.75
16. Press Tab to move to the Bottom field.
7/8 = 0.875
You can tab through the fields of most dialog boxes and panels in InDesign. Press Shift-
Tab to move the highlight to the previous field in the tab order.
This icon shows Note:
the four fields are
now unlinked. When you work with
non-facing pages, the
Press Tab to highlight Inside and Outside
sequential fields. margin fields change
to Left and Right
17. Change the Bottom field to 1.75, then press Tab to highlight the Left field. respectively. Technically,
non-facing pages do not
18. Change the Left field to 0.75, press Tab, and then change the Right field to have an inside (spine
0.75. edge) or outside (face or
It is not necessary to type the preceding zero when you define a value. We include it here trim edge), so there are
for clarity. only left and right sides.
Project 1: Letterhead Design 27

