csv activity logs · code slot NAMES surfaced first · august/schlage heuristics · unlock→lock session spans · utc late-night anomaly flags · csv/json export · runs locally
map columns loosely via header keywords · merge multiple renters / guests before ingestion
Vendor-coded slot labels (Dog Walker · House Cleaner · Guest Apartment) intentionally attribute keypad-based access—it is materially different from anonymously scanning a RFID badge. Preserve original naming in chain-of-custody notes.
utc hour anomalies only · heuristic vendor inference · corroborate with door cam / neighbor statements