A layout can look finished while permissions, corrections, or export settings remain unresolved. Appearance should not determine whether a file is ready to send. Keep the active working area separate from approved deliverables. That small organizational boundary helps both when another correction arrives and when someone needs to identify exactly what was previously sent.
What belongs in the working area
Editable documents, drafts, required source images, and working notes belong here. A presentation might consist of its source file, linked graphics, and an incomplete preview. Keep those dependencies understandable together. Name significant milestones without creating a new manual copy for every minor save.
When several people edit the same document, agree on the authoritative location. An emailed draft can otherwise become a second working copy without anyone noticing. Feedback should identify the version being discussed. A comment such as something is missing on page four becomes difficult to interpret after the layout has changed.
Treat delivery as a release
Export the approved version into a clearly labeled delivery folder. Where useful, include a short note with its date, intended recipients, and scope. For an event program, the distinction between a screen copy and a print copy matters. Several releases can coexist if their intended uses are unambiguous.
Open the exported files yourself. Check page count, fonts, images, and links rather than relying on a successful export message. A PDF does not automatically preserve all the working capabilities of its source. Retain editable source material whenever later revisions are likely.
A delivery containing several formats
A small program booklet might be delivered as a print PDF, a screen PDF, and an editable source. Identify those roles explicitly. The recipient should not need to guess from file size which version belongs at the printer. A short accompanying note identifies the approved contents and explains whether the source is included for storage or further editing.
Also verify that every output contains the same text revision. If the last correction was made only in a PDF, the source may already be outdated. Apply required corrections to the authoritative working file and regenerate the related outputs from that state.
Corrections after approval
If a date changes after distribution, do not silently replace the document and assume everyone has the correction. Produce an identifiable new release and say which earlier version it supersedes. A shared link does not update copies that recipients have already downloaded.
Keep relevant previous deliveries in the archive without presenting them as current. The working area can continue evolving while the historical release remains identifiable. A read-only setting may discourage accidental edits, but it is neither a backup nor a record of who approved the release. Those questions need their own clear answers.