Daily limit: 80 dials per number per day. Hourly limit: 50 dials per number per hour — no burst dialing. Re-call window: Never call the same lead twice within 3 hours from the same number. Voicemails: Always leave 20–40 seconds. Hanging up registers as robocaller behavior with carrier AI. Reputation signals: Conversations over 60 seconds whitelist your number. Inbound callbacks further protect it. Give your Vulcan7 callback number on every voicemail. If a number gets flagged: Pull it from rotation immediately. Request remediation through Vulcan7. Minimum 30–60 days before reintroduction.