persist blog

Outreach that gets replies

Playbooks on AI sales outreach, cold email, follow-up sequences, and B2B lead generation — from the team building persist.

JULY 15, 2026 · GUIDE

How to get your first 10 customers

The launch-and-wait playbook fails because discovery is dead. A concrete week-by-week plan for winning your first 10 customers with direct outreach — with the math that keeps you sane.

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JULY 15, 2026 · GUIDE

The AI SDR for founders

Every AI SDR is built for sales teams — seats, CRMs, ops. Founders need something different: one person, zero setup, full control. What founder-mode outbound looks like.

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JULY 15, 2026 · PLAYBOOK

“Do things that don't scale” is outreach advice

Paul Graham's most-quoted essay is really about manual customer recruitment. Why founders agree with it and still don't do it — and how to keep its spirit at real volume.

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JULY 15, 2026 · WRITING

How to write cold emails that get replies

The anatomy of a cold email that gets answered: subject lines that read like internal mail, first lines about them, one honest sentence about you, and a question-sized ask.

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JULY 15, 2026 · GUIDE

How to find someone's business email

Five reliable ways to find a work email address — from free pattern-guessing to enrichment tools — plus the verification step that protects your domain.

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JULY 15, 2026 · COMPARISON

One tool that finds the leads AND writes the emails

The standard outbound stack is four subscriptions and a Zapier bill: data, sequencer, warmup, inbox. What changes when one agent does the whole loop.

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JULY 6, 2026 · DELIVERABILITY

Never send cold email from your main domain

Why outreach from your primary domain (or even a subdomain) risks your product email, the cousin-domain setup serious senders use, and the mailbox math for real volume.

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JULY 6, 2026 · COMPARISON

persist vs Instantly: AI agent or sending infrastructure?

Instantly is machinery you operate — mailboxes, warm-ups, campaigns. persist is an agent that runs outreach itself. Which fits depends on whether you want to be the operator.

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JULY 6, 2026 · COMPARISON

persist vs Apollo.io: database or agent?

Apollo sells ingredients: a huge database plus tooling you drive. persist cooks: brief the agent in a sentence, review the campaign, take the replies.

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JULY 5, 2026 · GUIDE

7 Apollo alternatives for founders (2026)

The honest alternatives map by use case — AI agents, sending infrastructure, enrichment, email finders — with a one-minute chooser at the end.

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JULY 5, 2026 · BUYER’S GUIDE

The 6 best AI SDR tools in 2026

The real AI SDR category, mapped honestly: persist, 11x, Artisan, AiSDR, Reply.io, Regie — by autonomy, price shape, and who each is actually for.

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JULY 6, 2026 · GUIDE

What is an AI SDR? A founder’s guide

What an AI SDR actually does, the honest human-vs-AI comparison, when a founder needs one, and the five questions that separate real agents from spam cannons.

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JULY 4, 2026 · PLAYBOOK

Cold email subject lines that get opened (27 examples)

The three rules that earn opens without lying, 27 real subject lines grouped by play, and the words that send you straight to spam.

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JULY 2, 2026 · DELIVERABILITY

How many cold emails can you send per day?

Provider caps vs practical limits, the warm-up ramp for new domains, throttling warning signs, and the multi-mailbox math for scaling safely.

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JUNE 30, 2026 · CHECKLIST

Cold email deliverability: the 12-point pre-send checklist

SPF, DKIM, DMARC, separate sending domains, verification, warm-up, pacing — everything to check before your outreach ever leaves the outbox.

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JUNE 28, 2026 · TEMPLATES

7 B2B cold email templates that don’t sound like templates

Copy-paste structures with the reasoning behind each — problem-poke, trigger event, proof-first, founder-to-founder, and the breakup that out-replies them all.

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JUNE 26, 2026 · STRATEGY

AI SDR vs hiring an SDR: the real cost math

A human SDR runs $110–140k fully loaded with months of ramp. When software wins, when humans win, and the hybrid that outperforms both.

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JUNE 25, 2026 · PROSPECTING

How to find B2B leads without buying a list

Why purchased lists quietly ruin your outreach, how to write an ICP that filters itself, and the buying signals that actually predict replies.

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Jun 24, 2026 · 6 min read

Cold email follow-ups: how many to send and what to say

Most replies come from the follow-ups, not the first email. Here's how many touches to send, how to space them, and what each one should actually say.

Cold emailFollow-up
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