Export service lists from your password manager, admin consoles, router DHCP leases, and mobile settings. Include payment history to spot renewals. Tag each entry with purpose, owner, and data sensitivity. This comprehensive view prevents surprises and ensures nothing important is left behind when you begin cutting cords.
Group information by confidentiality, integrity, and availability needs, then assign retention requirements. Payroll records demand different safeguards than family photos or sensor logs. Document compliance constraints and geographic boundaries. With risks explicit, you can choose storage, redundancy, and controls that respect real-world consequences instead of treating everything uniformly.
Observe ordinary days and peak periods. Use timers, logs, and screenshots to capture sequence, duration, and external triggers. Note which steps require external APIs and which can be buffered. Accurate baselines help you size hardware, schedule maintenance windows, and validate that new flows actually improve outcomes.