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GMass Blog

Tips and tricks for sending email campaigns inside Gmail

July 25, 2017

Domain Blacklists – The comprehensive 2017 guide

This 2017 guide to domain blacklists covers the most popular public DNSBLs like Spamhaus and SURBL and private lists like the Barracuda and AOL blacklists.

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July 15, 2017

How to request a refund

There are certain situations where you may be eligible for a refund from GMass. For example: You subscribed the wrong …

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July 11, 2017

Bug fix: Foreign characters in the To field would appear garbled in sent email

I just fixed a bug that was causing non-English characters in the To “Name” of a sent email to be corrupted. …

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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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July 9, 2017

How we analyze spam and email deliverability issues

We analyze spam and email deliverability issues by sending your campaign to a seed list of ten different secret email addresses we maintain.

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July 4, 2017

We are no longer providing dedicated tracking domains, but you can still create your own

We have decided to sunset our program where we provide dedicated tracking domains to users who are unable to set …

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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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June 7, 2017

Use Gmail to send birthday and date-driven emails automatically

Using Gmail, Google Sheets, and GMass, you can set up automated birthday emails and emails based on any date criteria in your spreadsheet.

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May 23, 2017

You can now use custom Gmail Labels to organize campaigns

You can now create and apply your own custom Gmail Labels to campaigns, to help you keep your mail merge …

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May 22, 2017

Understanding the Gmail Labels that GMass uses

When you create a mail merge campaign in GMass, the campaign is temporarily saved as a Gmail Draft, and based on …

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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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May 3, 2017

Beware! New Google Docs scam seeks to access your entire Gmail account

Beware of a Google Docs scam seeking access to your Gmail account. Click here to learn what this scam means and what to do if it has accessed your Gmail!

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