New answers tagged ppi
Yes it's easy. To change from 300 to 72 DPI in illustrator, just multiply the size of your elements by 0,24.
Illustrator is a vector illustration tool. Vector files are resolution agnostic--meaning a ppi resolution is irrelevant in this case. Send them the .ai files or a PDF created from the .ai file and that should be fine. If you are using raster effects, then set them to 150. No harm in going a bit higher than the spec. Remember that large format printing ...
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