Haren drops warmup, spintax and AI personalization
Taylor Haren says his new infrastructure provider told him the deliverability meta is backwards, and he has stopped using warmup, spintax and AI personalization in favour of HTML marketing-style email. He says every client moved over gained at least 30% on signups and meetings.
Read the whole week in one goHaren drops warmup, spintax and AI personalization
Landing in the inbox
Haren drops warmup, spintax and AI personalization after infra briefing
Taylor Haren says a provider sending a trillion emails a week told him the cold email deliverability meta is backwards, and he has changed how he sends. Out: AI personalization, spintax, warmup, reply-based CTAs. In: basic merge fields and full HTML with images and booking links, because Google already knows a cold email has a CTA in it.
every client we moved from Instantly to Halo had a minimum 30% uplift in sign-ups, meetings booked, and paying customers, and the best client had a 5.1x multiplier
Campaigns and numbers
Abraham posts three warm emails for no-shows, closed-lost and partners
Nick Abraham published three short warm-list emails and the process to build the lists. The no-show line: "Hey {first name}, I know you booked a call with us before, but we never got a chance to speak. Not sure if you found a partner for X, happy to reconnect." He says export no-shows and closed-lost every quarter, excluding current customers.
Put your best adjacent provider into DiscoLike, pull every company like them, and find the people in Clay.
Workflows and tooling
Christian says an in-house Slack agent now builds most client lists
Christian says his team built an AI agent called Hermes that sources, enriches, validates and researches accounts when anyone messages it in Slack, and it now builds lists for almost all clients. He published a writeup covering what it connects to, how to phrase a request, the lists he says Clay cannot build, and where Claude Code takes over.

