Forum Discussion
Admin O365
Aug 29, 2018Brass Contributor
How can Enterprises send bulk marketing emails (80,000+ emails)?
Hello All, Looking for the solution to send bulk emails. I understand, By default, all mailboxes have a 10,000 email per 24 hours send limit to prevent spam. However, our marketing team runs a campai...
Daryl113
Jan 27, 2021Copper Contributor
The dangerous way, if you choose not to go 3rd party.
One thing you can try is to build something to meter the mail that is being sent out. If you can keep it at around 9K emails an hour and let the app push the emails through you mail server, making sure you switch "from" addresses every 20 (rate limit for each email address per minute I think) emails as well.
That would require your organization to set up enough email addresses to handle the total number of emails you want to send, noting that number should never exceed 24.
I found a few apps like sendblaster that you can use the free version to get a "spam score" on the email that is being sent out, to ensure you aren't doing anything that is going to out you on a spam radar.