August 3, 2017
How using Gmail’s “Send mail as” settings affects email deliverability
In Gmail you can use the "Send mail as" settings, but this can impact your email deliverability if sent through external SMTP servers.
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July 10, 2017
Register your own tracking domain for use with Gmail mail merge campaigns
As I mentioned a few days ago, GMass is sunsetting the program where we register domains for our users, but …
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June 15, 2017
You can now send huge 35 MB Gmail mail merge campaigns
We've re-engineered how GMass connects to Gmail to make it so that you can send mail merge campaigns that are a whopping 35 MegaBytes in size.
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May 11, 2017
Gmail Attachment Limit: How to Send Files that Exceed the Limit
GMass imposes a 35 MegaByte size limit on a Gmail mail merge campaign, even though Gmail's official published size limit is 25 MB. How is this possible?
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February 5, 2017
How to make changes to a campaign that has already been scheduled
After you’ve launched a campaign, you may wish to edit it either before it actually sends or perhaps in between batches …
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December 22, 2016
What mail merge feature do you want next?
2016 has been an incredible year for GMass. The ultimate mail merge tool for Gmail has grown in spades, with …
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November 28, 2016
How to resend your Gmail mail merge campaign when you get errors
In the last few days, we’ve noticed an increase in the number or errors returned to GMass by the Gmail …
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July 25, 2016
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 …
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July 11, 2016
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 …
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April 26, 2016
Who Uses GMass?
Powerful Mail Merge Tool Works for Small Businesses, Students, Everyone! GMass is a new email marketing extension that works with …
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April 19, 2016
No More Fear: Preview your emails as Drafts, then send them with one click
We just eliminated the fear of sending an email marketing campaign. Afraid that personalization won’t work? Afraid your tracked links …
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April 14, 2016
Bug Fix: Gmail mail merge error when connecting to certain Google Sheets
We just deployed a bug fix that corrects an issue where you would receive an error when connecting GMass to …
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