The workflow starts with a question, not with a file format
Most teams do not care about PDFs as a format. They care about the work wrapped around them: checking an obligation, validating a claim, understanding a report, or answering a customer question. That is why good PDF analysis starts with the review job, not with the file type alone.
The proof must stay close to the answer
A PDF analysis tool becomes far more useful when it helps the user move from answer to proof immediately. Otherwise the reviewer is still stuck reopening the file, searching manually, and rebuilding confidence from scratch.
The next step matters as much as the answer
A complete PDF analysis workflow should support the next action too: routing the issue, exporting the data, escalating the finding, or closing the review. That is what makes the analysis useful in production rather than interesting only in a demo.