dialing
Drop rate
The share of answered outbound calls where no agent was free to talk, leaving the caller hanging — a number regulators cap and watch closely.
Your drop rate is the share of answered outbound calls where nobody on your team was free to talk. The person picks up, says hello, and there's silence — then the line goes dead. That's a dropped call, and the drop rate is how often it happens across a campaign. It's the number most likely to get a dialing operation in trouble.
It matters because regulators care about it. In the United States, the rules cap drops at 3% of answered calls per campaign over a 30-day window. Stay under that and you're inside the safe harbor; go over and you're exposed to penalties. It's also just bad for business — every drop is a person you annoyed and a contact you wasted, and many of them won't pick up the next time you call.
Why it goes up
Drops happen when the dialer places more calls than your agents can absorb. That comes straight from the dial level: dial too hard and more people answer at once than you have agents free. This is the constant risk of predictive dialing, where the system places calls ahead of your team. The drop rate is closely related to abandonment rate — both count calls that connected but went nowhere, just in slightly different language.
The usual fix is to ease off the dialing, often by leaning on auto dial level so the system holds the line for you. When a drop does happen, playing a safe harbor message — a short recorded notice — keeps you compliant. The combination of a sensible pace and a proper recorded notice covers both the practical and the legal sides of the problem at once.
It matters because this is the one number most likely to get you fined, and it's also a constant pulse on how well your campaign is balanced. Watch it daily rather than weekly — a single afternoon of aggressive dialing can drag a 30-day average up far enough to cause real trouble. If your number is creeping up, here's how to bring it back down.
Related terms
Abandonment rate
The percentage of answered outbound calls that ended without the caller reaching a live agent — closely tied to, and often used alongside, drop rate.
Auto dial level
A VICIdial setting that lets the system raise and lower the dial level on its own to keep agents busy while holding the drop rate in check.
Campaign
A campaign is the container that ties together your lead lists, dialing rules, agents, and disposition options for one outbound calling effort.
Dial level
The number of calls VICIdial places for each available agent — the main dial controls how hard the dialer pushes ahead of your team.
Predictive dialing
A dialing mode where VICIdial places more calls than there are free agents, predicting how many will connect, to keep agents busy.
Safe Harbor message
A recorded notice played when a dialer connects a call but no agent is free, identifying who called and why, to limit liability for the dropped call.