The SendHustle blog
Guides and tutorials on email automation, cold outreach, mail merge, and getting more replies.
Page 51 of 55 · 657 articles
Video interview with GMass founder, Ajay Goel, on Growth Hacker TV
Check out this just-released Growth Hacker TV video interview with Ajay Goel, the creator of GMass. In this video, Ajay ...
How to stop GMass from sending emails from your Gmail account
There are lots of reasons why you may need to stop GMass from sending emails from your Gmail account: GMass ...
Sending limit of free accounts will change to 50 emails/day
Note: GMass no longer offers free accounts due to unsustainable amounts of abuse and resource drain. A free trial is ...
What Is a Custom Tracking Domain and How Does It Improve Email Deliverability?
What is a custom tracking domain? And instructions for setting up a custom tracking domain with GMass to improve deliverability and click-through rate.
![How many emails can you really send with GMass and Gmail? [2026]](https://sendhustle-blog-images.s3.ap-south-1.amazonaws.com/blog/how-many-emails-can-you-really-send-with-gmass-and-gmail/Featured-image-how-many-emails-can-you-reallly-send-with-gmail-149kb.webp)
How many emails can you really send with GMass and Gmail? [2026]
Gmail officially claims that with a regular Gmail account you can send 500 emails/day and with a G Suite account ...
Spammers, GMass, and why your legitimate emails are ending up in Spam or being flagged as scam
We’ve had several users in the last few days report that emails they are sending with GMass to their own ...
GMass Pricing Frequently Asked Questions (FAQ)
First, here’s the GMass Pricing page where you can subscribe. Free Trial versus Paid Q: Do I have to upgrade to ...
Political Email Marketing with GMass
Personal, Direct Messages Sway Voters 2016 is shaping up to be one of the most contentious and important election years ...
Yahoo bouncing emails sent by select GMass users
Several users have reported that in the last few days, sending to yahoo.com email addresses, and email addresses hosted by ...
Create Rich Content for an Automatic Follow-Up Email Sequence
How to create rich-text templates in GMass and Gmail to use in auto follow-up sequences. Also how to edit those templates within GMass.
Send a mail merge campaign to just selected rows of a spreadsheet
When connecting to a Google Sheets spreadsheet to send a mail merge campaign, you can now specify filter criteria to ...
![Complete Guide to Mail Merge Personalization in Gmail [Updated 2026]](https://sendhustle-blog-images.s3.ap-south-1.amazonaws.com/blog/mail-merge-personalization/Featured-image-guide-to-personalization-96kb.webp)
Complete Guide to Mail Merge Personalization in Gmail [Updated 2026]
Mail merge personalization turns one email template into hundreds of customized individual messages. Instead of sending identical text to everyone, ...
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