August 7, 2019

Want to send an email to multiple recipients? Whether it’s an email marketing campaign or a message to your club members, this article covers everything.

August 4, 2019

If you’re a fan of forwarding emails to friends, family, and colleagues, I’ll teach you how to forward emails to …

August 3, 2019

Looking to export your Google contacts in Gmail? This article is a step-by-step guide on how to do it.

July 12, 2019

When developing a Chrome extension, you might need to get an XMLHttpRequest that’s part of a content script to send cookies …

July 10, 2019

Today the GMass team is launching a new email productivity tool called SearchMyEmail.com. It’s a free tool for bosses and their assistants. …

May 30, 2019

False opens from bots are skewing your open rates. Here's how we detect and filter bot opens here at GMass to deliver the most accurate email open rates.

May 27, 2019

The new Email Analyzer is for the email marketer that wants to check the SPF and DKIM of their email messages …

May 13, 2019

Earlier I wrote about my feelings on Google’s new verification process for sensitive and restricted Gmail API scopes, and here I’ll …

May 1, 2019

Last October, Google announced that it would start being more stringent with software vendors building apps on top of the …

April 27, 2019

GMass is a lean operation, and not only am I the product manager, but I’m also the sysadmin, which means …

April 26, 2019

GMass is the only software that lets you send personalized recurring emails in Gmail. Don't just send another boring mass email again - use GMass instead!

April 4, 2019

This guide teaches you how to use the free link checker, by GMass, to check all the links of an HTML email campaign.