Question

it would be very helpful for the layout of lead sheets if I could shrink or stretch measures. Also moving around 1/16 or 1/8 notes inside a measure

Answer 1

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Answer 2

Go to Menu -> View -> Show Layout Handle or click ⌘L. You'll be able to shrink or lengthen the measures and systems. Very useful tool. Found the answer here: https://forums.presonus.com/viewtopic.php?f=167&t=22587