How to prevent and resolve duplicate event leads

The short answer

How to prevent and resolve duplicate event leads is not mainly about adding another tool. It is about deciding who records what, at which moment, and how that context reaches the next owner. Find why duplicates happen across QR and cards, then use contact checks and safe merge rules.

Why this decision belongs before event day

How to prevent and resolve duplicate event leads is difficult to improvise once the aisle fills up. One extra field, an unclear owner, or an untested result screen can change wait time and record quality. Put the criteria below into a rehearsal and run one visitor journey from beginning to end on the devices the team will actually use.

What to diagnose first

Duplicate identity cannot be decided from a matching name. One visitor may use both QR and a card, while two people at the same company may share a name. Treat email and phone as strong candidate signals, then review conversation notes, company, time, and owner. Before merging, inspect giveaway entry, fulfillment, and deletion relationships that could be damaged by choosing the wrong primary record.

A concrete field example

When staff receive a card, they search the email or phone before saving a new lead. If the person already joined by QR, they keep the verified contact and enrich that record with consultation context and a next action. During closeout, candidates appear side by side; the operator records which row became primary and why instead of silently deleting the other history.

Failure patterns to watch

1. Two different people are merged because name and company match, mixing personal data and conversation context.
2. A duplicate is handled as deletion, breaking links to draw results, fulfillment, or ownership history.
3. The team counts duplicate cases but never fixes the QR placement or staff search behavior that caused them.

How to know the work is complete

Put the decision on one page

Do not compare feature names alone. Write down how each choice changes staff and visitor behavior in the booth.

A practical workflow

Give every step an owner and a deadline. A checklist without ownership is usually the first thing to fail during a rush.

1. Use email and phone as duplicate signals, not name alone.
2. When a QR lead later provides a card, enrich the existing record first.
3. Do not assume two people with the same company and name are identical.
4. Check giveaway, fulfillment, and deletion conflicts before a merge.
5. Keep a trace of which record became primary instead of silently erasing history.

1. Use email and phone as duplicate signals, not name alone.

Turn “Use email and phone as duplicate signals, not name alone.” into an observable field procedure. Write its completion condition, owner, backup, and review point, then reproduce one important exception on the actual device. At close, pass unfinished work to a named person so follow-up can understand the result without oral reconstruction.

• Write the completion condition and owner for: Use email and phone as duplicate signals, not name alone.
• Verify one exception and its handoff on the real device.

2. When a QR lead later provides a card, enrich the existing record first.

Turn “When a QR lead later provides a card, enrich the existing record first.” into an observable field procedure. Write its completion condition, owner, backup, and review point, then reproduce one important exception on the actual device. At close, pass unfinished work to a named person so follow-up can understand the result without oral reconstruction.

• Write the completion condition and owner for: When a QR lead later provides a card, enrich the existing record first.
• Verify one exception and its handoff on the real device.

3. Do not assume two people with the same company and name are identical.

Turn “Do not assume two people with the same company and name are identical.” into an observable field procedure. Write its completion condition, owner, backup, and review point, then reproduce one important exception on the actual device. At close, pass unfinished work to a named person so follow-up can understand the result without oral reconstruction.

• Write the completion condition and owner for: Do not assume two people with the same company and name are identical.
• Verify one exception and its handoff on the real device.

4. Check giveaway, fulfillment, and deletion conflicts before a merge.

Turn “Check giveaway, fulfillment, and deletion conflicts before a merge.” into an observable field procedure. Write its completion condition, owner, backup, and review point, then reproduce one important exception on the actual device. At close, pass unfinished work to a named person so follow-up can understand the result without oral reconstruction.

• Write the completion condition and owner for: Check giveaway, fulfillment, and deletion conflicts before a merge.
• Verify one exception and its handoff on the real device.

5. Keep a trace of which record became primary instead of silently erasing history.

Turn “Keep a trace of which record became primary instead of silently erasing history.” into an observable field procedure. Write its completion condition, owner, backup, and review point, then reproduce one important exception on the actual device. At close, pass unfinished work to a named person so follow-up can understand the result without oral reconstruction.

• Write the completion condition and owner for: Keep a trace of which record became primary instead of silently erasing history.
• Verify one exception and its handoff on the real device.

Adapt the method to real field conditions

There is no single data quality setup for every event. Conversation length, booth traffic, staffing, prize handoff location, and the team responsible for first contact all change the right design. Convert the guidance below into questions your team can verify in rehearsal. Remove a field or move a role when the observed result is clearer than the original plan.

Event-day checklist

Before the doors open, pretend one real visitor has arrived and test the full path below.

• Use email and phone as duplicate signals, not name alone.
• When a QR lead later provides a card, enrich the existing record first.
• Do not assume two people with the same company and name are identical.
• Check giveaway, fulfillment, and deletion conflicts before a merge.
• Keep a trace of which record became primary instead of silently erasing history.
• Visitor QR forms, business card OCR, and staff entry
• Per-lead field notes, ownership, and follow-up status

Measure output and quality together

Lead count alone can make a fast form look successful. If the resulting records cannot support a relevant follow-up, that speed did not create pipeline.

How this maps to BoothCatch today

1. Visitor QR forms, business card OCR, and staff entry
2. Per-lead field notes, ownership, and follow-up status
3. Instant and scheduled giveaways with inventory and fulfillment records
4. Event lead CSV export

A 20-minute closeout review

Review delays and bad records while the event is still fresh. The goal is not to blame an individual. Find the form, signage, role, or physical path that the team can change next time.

• Records missing information needed for first contact
• Duplicates and leads without a clear owner
• The step with the longest visitor wait
• Differences between winner and physical fulfillment records
• Questions to remove or add before the next event

Frequently asked questions