7mm The perfect gutter on a two or three column grid
7mm
1.5mm The space after a paragraph of body text (without a line space added)
1.5mm
3mm Left-hand indent for second paragraphs
3mm
3mm Text indent all round on a panel/text box
5mm A good tab amount for body text and tables
5mm
2pt The amount of leading to add for comfy leading, at most smaller sizes
2pt
7mm The margins around a standard business card (55 x 85mm)
141% The percentage increase in A sizes, i.e., A4 is 141% bigger than A5 (or A5 is 71% smaller than A4)
141%
5pt A nice width for a rule (line)
5pt
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