Version confusion usually stems from documents being passed through Email attachments, where each message may contain a different version with no unified 'latest version' concept. The solution is to store quotations, POs, and other documents in a system with version tracking: each revision and modification creates a timestamped record. To verify what the other party changed, you can directly compare the diff view instead of manually checking line by line. This not only saves verification time but also provides better documentation for pre-shipment or invoicing audits, reducing errors from using outdated figures.