List Stacking

List Stacking Software That Remembers Every Property

One master database. Every list you've loaded. Every address you've called.

List Stacking in REI Acquire showing the record count, stacked lists, per-property cold call status, lists and tags

You've paid for that record before

New list, old addresses. Owners you already called. Numbers that were wrong last time. With lists scattered across files, nobody can tell.

A master property database

It holds every address you've imported, lead or not. Ask it:

Have we seen this property?
Which lists was it on?
Have we contacted it?
Which number did we use?
Is it on more than one list?

Built for volume

Designed for multi-million-row lists per account.

1

Bulk upload

2

Deduplication

3

List stacking

4

Cross-list history

List to contactable lead

Skip Tracing

Get owner contact details without leaving the platform.

Phone Type and Carrier Lookup

Know mobile from landline before you text.

SMS Logs showing message direction, delivery status, segments and carrier cost

Call history on the property

See if it's been called, how often, and in which campaign, before it goes back into rotation.

Cold calling Dialer with a live call, script, dispositions and session and campaign stats

Straight into outreach

No export. Send the list to the Dialer, AI Dialer, Texting or Email, or all four with Multi-Channel Marketing.

Direct-to-Seller Active Leads pipeline board where contacted sellers move through stages

Frequently asked questions

What is list stacking?

Combining property lists to find addresses on more than one, which many investors treat as a sign of motivation, while removing duplicates.

Do properties have to be leads?

No. The database keeps addresses that never became leads.

How big a list can it take?

It's designed for multi-million-row lists per account.

Stack your first list. Free.

Try it. Tell us what needs work.