Guides
Cold outreach, explained
Short, practical answers to the things that actually go wrong with cold email: mailbox setup, sending limits, deliverability records, follow-ups and staying on the right side of the rules.
Gmail sending limits for cold email (and how to stay under them)
The real per-day numbers for Gmail and Workspace, why SMTP limits are lower than you expect, and what Google does when you cross them.
ReadWhy your cold email lands in the Promotions tab
Gmail sorts mail by what it looks like, not just who sent it. Here are the signals that read as bulk, and what to change.
ReadHow to set up SPF, DKIM and DMARC (in plain language)
Three DNS records decide whether receiving servers trust your mail. Here is what each one does and how to add it.
ReadDo you need an email warm-up service for cold outreach?
Automated warm-up networks send fake mail between fake accounts. Here is what that is really doing, and the alternative.
ReadHow many cold email follow-ups, and how far apart?
Most replies come from follow-ups, not the first email. Here is a sequence that does not become harassment.
ReadHow to reduce your cold email bounce rate
A high bounce rate harms your domain faster than a bad message ever will. Here is how to keep it low.
ReadCold email subject lines that get replies
Short, specific and unremarkable beats clever. Here is what works, what to avoid, and how to test it.
ReadIs cold email legal? CAN-SPAM, GDPR and what you must include
Cold email is legal in most places if you follow specific rules. Here is what they require.
ReadThe best time to send cold email (and why it matters less than you think)
Timing is worth getting roughly right and not worth obsessing over. Here is the part that genuinely matters.
Read