| Company email | Message content, headers, threads, attachments, and available mailbox records | What was communicated, to which recorded recipients, and in what sequence? |
| Chat and collaboration platforms | Available conversations, membership context, edits, and related files | Does a screenshot match the retained conversation? |
| Text messages and company phones | Available messages, attachments, and device or backup artifacts | What relevant exchange remains available from the scoped source? |
| Workstations and laptops | Available application, browser, file, and user activity artifacts | Is recorded activity consistent with the reported event? |
| Cloud audit logs | Recorded account events within available retention and permissions | Which account event was logged, and what can be corroborated? |
| Expense, timesheet, and HR systems | Exports, change records, approvals, and supporting documents | Do the available entries and changes align with the stated history? |
| Documents and PDFs | Metadata, versions, embedded content, and redaction indicators | What changes or inconsistencies can be assessed from the available file? |