Learn to grow with email.
Practical guides on deliverability, list care, campaigns and reports — written by the team that builds Devlo.
DeliverabilityGmail and Yahoo sender rules, explained in plain English
What Google and Yahoo ask of anyone who sends email in bulk — and the short checklist that keeps you on the right side of it.
GuidesSending from a new domain: a 14-day ramp-up plan
New domains have no reputation yet. Start small, send to your best contacts first, and grow the volume as the results come in.
PlaybooksWin back quiet contacts before they cost you
People who never open teach Gmail that your email is unwanted. Ask them once, keep the ones who answer, and let the rest go.
AISubject lines people actually open, written with AI
Use AI for options, not for decisions: ask for three, pick with your own judgement, and let an A/B test settle the rest.
ProductOne inbox for every reply: a tour
Connect the mailboxes you send from and answer every reply in one place — Gmail, Outlook, Yahoo, Zoho, iCloud or your own domain.
AnalyticsReading a campaign report like a pro
Opens, clicks, devices, mail apps and timing — what each number means, and which ones deserve your attention.
GuidesImporting a messy spreadsheet without the mess
Typos, broken addresses, duplicates and old unsubscribes — catch them all before the first send.
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