How to Mail Merge Word from Excel (Step-by-Step Complete Guide)
A mail merge is a handy way to send personalized mass letters and bulk emails quickly (and if you’re looking for how to mail merge Word from Excel,…
GMass Blog
Email, Gmail, and GMass — explained.
Practical guides, product updates, deliverability research, and experiments from the team building GMass.
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Gmail Bulk Sender Guidelines: The 2026 Rules They Actually Enforce
It finally happened: in November 2025, Google actually started enforcing its Gmail bulk sender guidelines. The rules themselves haven’t changed much since they were announced in October 2023…
Upcoming GMass pricing changes
It’s hard to believe that in 2024, GMass will turn nine years old. More than 1.5 million people have used GMass to send 6.5 billion emails as we’ve…
5 Impressive Ways Email Marketers Are Using GMass’s Triggered Emails
GMass’s triggered emails open up a whole new world of email marketing strategies — and some pros are taking full advantage. For those unfamiliar, triggered emails are automated messages that go…
5 Great Ways Cold Emailers Are Using GMass’s Triggered Emails
Triggered emails are a relatively new feature in GMass but have quickly become a popular and unique way for cold emailers to stand out from the masses, to hit…
Why GMass Is Better Than Instantly for Cold Email
If you’re deciding between GMass vs Instantly, here’s everything you could possibly need to know. GMass and Instantly are two popular cold email platforms — though there are some significant differences…
GMass MultiSend: Inbox Rotation to Distribute a Campaign Across Multiple Email Accounts
With GMass’s MultiSend you can send large campaigns bu distributing a single email campaign across multiple email accounts. So if you’re sending a campaign to 1,000 people, GMass…
How to Automatically Apply a Google Sheets Formula to a New Row
You’re not always going to be able to drag a formula down a column in Google Sheets. Sometimes, you need Google Sheets to automatically apply the formula to…
How to Get Around Mimecast Blocks
So… you sent an email campaign. And you got a block bounce notification from one or more recipients — because they use Mimecast, which blocked your message. It happens.…
New in GMass: Instant Reply and Bounce Detection
GMass has always immediately detected when your prospects open and/or click your messages — and now, GMass also immediately detects when you receive a reply or when one of your messages…
Cold Email Affiliate Marketing: 5 Best Strategies and Templates
Cold email affiliate marketing is a spectacular way to make more sales — and they’re lucrative sales, since generally your cold emails will generally promote high-paying software products with…
How to Choose the Right SMTP Service for GMass
Want to use a third-party SMTP service with GMass to break Gmail’s limits and send your high-volume campaigns? That’s one of the popular SMTP options with GMass — especially…