Every resource founders actually use, in one library.

What founders use most, ranked by how many answers lean on it.

1. A one-page cheat sheet you can keep open while you write, built to stop you from reaching for the generic first line under... Josh Braun Template · 1 page · Starting Up Cold Email First Sentence Cheat Sheet Josh Braun
2. This is the article whose title is basically your question, and it answers it directly: find one real point of connection, say... Close Article · 10 min read · Starting Up Cold Emailing: Finding the Balance Between Personalization and Scale Samuel Szuchan
3. Lavender scores your draft in real time and flags the lines that read as generic, which is a useful outside check on whether... Lavender Tool · Starting Up Lavender Lavender
4. This is the chapter of the standard founder-led sales handbook that deals directly with cold email, and it gives you real... Holloway Book · 20 min read · Starting Up Founding Sales: Emailing Prospects Pete Kazanjy
5. Joanna Wiebe gives you five real cold email structures for different situations, pitching a service, quoting someone's own... Copyhackers Template · 12 min read · Starting Up How to Write a Cold Email: 5 Templates from a Pro Copywriter Joanna Wiebe
6. The author names the exact failure mode our short answer warns against, calling most personalized cold email mail merge with a... Indie Hackers Thread · 6 min read · Starting Up Your Cold Emails Aren't Personal, Here's Proof (And How We Fixed It) Virgil Nelson
7. A marketer at Toggl walks through the actual cold emails that turned into 150,000 visits and 60,000 signups, mostly by pitching... Medium Article · 10 min read · Starting Up 10 Cold Email Tips I Used to Get 60,000 App Signups Dunja Lazić
8. Video · Starting Up How I Write Cold Emails That Get 15%+ Response Rate YouTube (Smartlead)
9. The project itself, an agent that researches a person then drafts a first line, is less important than the comment thread,... Hacker News Thread · 5 min read · Starting Up Show HN: I Built an Agent to Write Personalized Cold Email Opener Hacker News
10. Postmark is an email delivery company, so this is a working list from people who watch inboxes for a living, not a generic... Postmark Article · Starting Up 13 reasons why your emails go into the spam folder (and what you can do about it) Postmark
11. Spam complaints are the signal that actually poisons a domain, more than any single email landing in a spam folder. This piece... Postmark Article · Starting Up How to reduce and fix email spam complaints Postmark
12. Mailgun is one of the infrastructure providers that actually sends the mail, so this is a hands-on, technically accurate... Mailgun Article · Starting Up How to authenticate your email for better delivery rates Mailgun
13. HubSpot sends a genuinely enormous volume of email and publishes what they tell their own customers to do to stay out of spam.... HubSpot Knowledge Base Article · Starting Up Improve email deliverability HubSpot Knowledge Base
14. Instantly is built specifically for cold outreach, so this guide is framed around your exact problem rather than transactional... Instantly Article · Starting Up How to Master SPF, DKIM, and DMARC for Cold Email Deliverability Instantly
15. This directly supports the 'warm up a fresh domain slowly' half of your answer. It lays out why a brand-new domain has zero... Woodpecker Article · Starting Up How to Warm Up a New Domain Before Email Outreach Woodpecker
16. This is the clearest explanation of exactly the advice in your short answer: keep cold outreach off your main domain so a spam... GlockApps Article · Starting Up Why You Need a Separate Domain for Cold Email Outreach GlockApps
17. This gives you a week-by-week volume ramp for a new domain alongside the authentication basics, which is more concrete than... Mailshake Article · Starting Up The Ultimate Guide to Email Deliverability Mark Lindquist
18. Ajay Goel has built email sending software for two decades, so this guide connects deliverability mechanics to the practical... GMass Article · Starting Up The Ultimate Guide to Cold Email Ajay Goel
19. Al Iverson spent 15 years running deliverability for a major email platform, and this is his running commentary on what mailbox... Al Iverson Article · Starting Up Spam Resource: All Things Deliverability Al Iverson
20. Video · Starting Up How to Configure SPF, DKIM, and DMARC for Your Domain PowerCert Animated Videos (YouTube)
21. This is where you see, in Gmail's own words, how Gmail actually sees your domain: spam rate, IP and domain reputation,... Google Tool · Starting Up Google Postmaster Tools Google
22. A single search bar to look up your SPF, DKIM, DMARC, MX, and PTR records, plus a blacklist check across dozens of blocklists.... MxToolbox Tool · Starting Up MxToolbox SuperTool MxToolbox
23. Written by the team behind one of the most used email finder tools, so it walks through the same order of operations our answer... Hunter.io Blog Article · 10 minute read · Starting Up 10 Ways to Find Anyone's Email Address Ziemek Bućko
24. A clear rundown from a company that does outreach at scale for its own work, covering lookup tools, pattern guessing, and... Ahrefs Blog Article · 8 minute read · Starting Up 6 Proven Ways To Find Anyone's Email Address Nick Churick

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