- The StackOptimise Newsletter
- Posts
- Vol 1
Vol 1
Go-To Resource for GTM Teams.
Penn Frank & Felix Frank
April 29, 2025 • Read Time: 3 minutes
Contents
Template of the Week 📕
Today, we’re sharing a high-converting breakup email i.e the final email in your sequence. The goal with the breakup is to keep the tone disarming, to mitigate the risk of burning the account, whilst injecting some fresh angles, to drive engagement.
“John - final note from me.
Worth noting we actually worked with another CRM platform, Syncflow.
It seems you got things under control (no wonder with > decade at Hubspot) but lmk if you're open to hearing how their journey played out. Some of the findings might be worth a look.
Either way, keep crushing it in the SaaS world.
Penn
P.S. Happy to drop Simon a line if you think this might be more up their street.”
Tutorial of the Week 🏫
Tool of the Week ⚙️
What it does? They set up Google email accounts for your domains so you can start sending cold emails at scale. What we call an inbox provider.
Why we love it? We send over 500k emails per month. We’ve tested 15+ inbox providers, spanning all the key categories (Google, Outlook & SMTP). And Premium Inboxes is the most solid. Highest deliverability. Super reliable service. Now responsible for supplying 80% of our email infrastructure.
Next steps: Hit the link above and/or ping their Founder Richard to get started.
Tip of the Week 💡
Subject line: “{Firstname}, Penn sent you a direct message”
It mimics a LinkedIn or Slack notification, which creates instant curiosity and urgency, and makes the email feel personal.
FREE Gift 🎁
Lead list of every Bcorp company in the world (9k+ in total).
Bcorp is a globally-recognised organisation that certifies companies for achieving high standards of social and environmental performance.
A useful list for companies targeting mission-driven brands, like ESG software providers, ethical investment firms, sustainable packaging companies.
Hosted by brothers Felix and Penn Frank, Co-Founders @ StackOptimise.
