organizing documents
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help to control how content is presented in a document
layers
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broken out on layers is easily editable and movable
content
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is the ability to hide and show layers at will
benefit of layers
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each layer has an next to it, indicating its visibility
eye
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a layer prevents the contents of the layer from being moved
locking
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a layer duplicates the content on the layer
duplicating
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the more you have, the more you will want to utilize to keep these layers organized