Sara Alfie @saraalfie • Joined Jun 2015 • Active 5 years ago Remove Connection Are you sure you want to remove from your connections? Timeline Profile Connections Photos Forums Points Leader Badges Discussions Replies Favorites Discussions Replies Favorites Forum Replies Created Sara Alfie June 30, 2015 at 4:41 pm in reply to: How do I determine the line screen frequency of a file created in InDesign before submitting to printers? Thank you for the helpful response! I sensed that this had something to do with a printing method before my time…lol. I have ensured that the file is 300dpi.