Amazon has taken more advanced measures to prevent services like Zonmaster from matching reviews to orders. We are working on a fix for this but temporary we are suspending the matching of reviews to orders. We apologize for the inconvenience.… Read More


We decided NOT to spam you with this, but, we are getting some requests. Zonmaster has updated the Terms and Conditions and Privacy Policy to hilight that we are GDPR compliant. Your data – and the data of your customers – is stored in an encrypted format in our database. We have processes in place… Read More


Last year Amazon implemented a scheme on Amazon.com whereby buyers could opt out of receiving emails from sellers. This feature has now been rolled out across the entire Amazon ecosystem, meaning that now buyers from Europe and India, as well as North America, can now choose to no longer receive “non-critical” emails from sellers. The… Read More


[UPDATE]: We have resolved the issues with “Message without Contents”. There is still an issue with tracking email opens. We are developing a new technology for this and we’ll post here once it is released! [UPDATE]: Email Opens are again being tracked! —— Amazon is up to their old tricks again! Another new rollout has caused… Read More


At Zonmaster we’re always looking for ways to improve our services to you so that you can get a better handle on your Amazon business. Whether you’re a big or small seller we think you should have access to the same kind of great tools. As any business person will tell you, know where you’re… Read More


A/B Split Testing now available on ZonMaster

I know, I know! You’ve been asking for a way to do split testing for some time! Finally we have the first stage of our solution in place. What It Is You can set a template to go out to all orders or to odd numbered orders or even numbered orders. Amazon pretty much splits… Read More


Amazon.com, Inc. (“Amazon”) recently began blocking messages that are sent to buyers who have chosen to “opt out of unsolicited messages” from Amazon. Many sellers have come to us with questions, so we’re sharing our answers here. What does it mean if a buyer “opts out of unsolicited messages?” Buyers who have opted out of… Read More


As you know a lot of people are reeling from Amazon’s changing of the rules about allowing customers to opt out of emails from sellers. Some people think that this means that you can no longer contact customers. This is not true. If you try to contact a customer Amazon will not deliver the message… Read More


Amazon updated its Buyer-Seller Messaging system on March 28, 2017, to allow shoppers to opt out of unsolicited emails sent from third-party merchants. You can still email shoppers asking for reviews and feedback, though. Want to make sure you don’t email a buyer who has opted out again? Now using ZonMaster’s Bulk Order Blocker  you… Read More


You’re selling on Amazon FBA, and you want results. For example, when you decide to stock a new SKU, you expect orders to roll in tomorrow—not a week from now. You want to own the Buy Box for that item—not share it with a multitude of other vendors. You’re not screwing around here! When it comes to feedback solicitation, however, are… Read More