How is signal-based selling different from account-based marketing?

Account-based marketing starts with a fixed list of target accounts and works them over time. Signal-based selling starts with events and reaches whoever shows them, which may include accounts you had never listed. Many teams combine both.

Does signal-based selling work for small teams?

It often suits them best, because a small team cannot work a huge list well. A few dozen well-timed conversations a week can beat thousands of untimed emails.

What tools do I need for signal-based selling?

Something to watch for signals, something to find contact details and score fit, and somewhere to send from. Some tools combine these; others are stitched together.

Signal-based selling: what it means

List-based versus signal-based

	List-based outbound	Signal-based selling
Starting point	A filtered list of titles and companies	An event: a post, a review, a job ad, a visit
Timing	Whenever you get to them	Soon after the event
First line	About you, or a generic compliment	About what they did or said
Volume	High	Lower
Main risk	Ignored as spam	Too few leads if signals are narrow

Neither is pure. Signals still need a fit check, and a list still benefits from timing.

A weekly workflow

Choose three to five signals tied to your product. For a bookkeeping service for restaurants: "recommend an accountant" posts in hospitality groups, one-star reviews of a competitor's software, and restaurants hiring a finance manager.
Collect daily or several times a week. Signals go stale.
Score for fit against your ideal customer profile. A strong signal from someone outside your market is still a no.
Write from the signal. Refer to the problem, not the surveillance. "Saw you are hiring a finance manager" is fine. "Saw you visited our pricing page four times" is not.
Follow up briefly, then stop. See email sequence.

How to measure it

Measure per signal, not per campaign. For each signal, track people found, people who passed the fit check, messages sent and replies. Say signal A gives 50 qualified people and 6 replies (12%), and signal B gives 200 qualified people and 4 replies (2%). Put your time into A and look for more signals like it. Drop B or narrow it.

Common mistakes

Chasing volume. Broad signals ("mentioned marketing") generate noise that drowns the good ones.
Treating every engagement as intent. A like is the weakest kind of buying signal.
Slow handoff. A signal that sits in a spreadsheet for two weeks is a missed moment.
Forgetting suppression. Signals do not know who your customers are. Check against your CRM and do-not-contact list.

How Sluice runs it

Sluice is built around this approach. Each signal phrase keeps a record of searches, people found and how many scored 70 or more. On the Working plan and up, Autopilot crosses your signals and trades with your places and runs searches on a schedule under a daily credit ceiling. It never sends and never deletes: drafts wait for your approval. See pricing for which plan includes it.