Expert insights on email deliverability, inbox placement, and authentication from Postbox Consultancy Services.https://postboxservices.com/https://postboxservices.com/blogs/post/email-domain-health-check/https://postboxservices.com/blogs/post/email-domain-health-check/Run a free email domain health check and understand every result. MX, SPF, DKIM, DMARC, MTA-STS, TLS-RPT, BIMI and DNSSEC explained simply, with the...Sat, 04 Jul 2026 00:00:00 GMThttps://postboxservices.com/blogs/post/google-postmaster-tools-plain-language-verdicts/https://postboxservices.com/blogs/post/google-postmaster-tools-plain-language-verdicts/Google Postmaster Tools now shows plain-English verdicts like "users don't want your email." See all 7 reasons, real screenshots, and what they mean.Tue, 30 Jun 2026 00:00:00 GMThttps://postboxservices.com/blogs/post/spf-dkim-dmarc-guide-modern-email-authentication-protection/https://postboxservices.com/blogs/post/spf-dkim-dmarc-guide-modern-email-authentication-protection/Learn how to implement SPF, DKIM, and DMARC to protect your domain from email spoofing. Complete step-by-step guide with examples and best practices...Sat, 25 Oct 2025 00:00:00 GMThttps://postboxservices.com/blogs/post/adaptive-b2b-emails/https://postboxservices.com/blogs/post/adaptive-b2b-emails/Old play books and purchased lists are killing your deliverability. Learn how adaptive B2B email systems deliver inbox placements and replies in 2026.Thu, 23 Oct 2025 00:00:00 GMThttps://postboxservices.com/blogs/post/how-to-set-up-your-domain-on-gohighlevel-for-email-marketing-2025-edition/https://postboxservices.com/blogs/post/how-to-set-up-your-domain-on-gohighlevel-for-email-marketing-2025-edition/Learn how to set up your email sending domain on GoHighLevel. Improve email deliverability with step-by-step DNS setup.Fri, 04 Jul 2025 00:00:00 GMThttps://postboxservices.com/blogs/post/6-strategies-to-control-your-spam-complaint-rates/https://postboxservices.com/blogs/post/6-strategies-to-control-your-spam-complaint-rates/If you're struggling with low open rates it's time to look 6 Strategies to Control Your Spam Complaint RatesSat, 21 Jun 2025 00:00:00 GMThttps://postboxservices.com/blogs/post/do-email-warmup-tools-work-in-2025/https://postboxservices.com/blogs/post/do-email-warmup-tools-work-in-2025/Are email warmup tools still effective in 2025? We tested all major providers and found most show no real improvement in deliverability or domain...Wed, 04 Jun 2025 00:00:00 GMThttps://postboxservices.com/blogs/post/preparing-for-changes-in-email-tracking-and-privacy-regulations-in-2025/https://postboxservices.com/blogs/post/preparing-for-changes-in-email-tracking-and-privacy-regulations-in-2025/Stay ahead of the 2025 email tracking and privacy regulation changes. Learn how Gmail, Apple, and Microsoft are altering email tracking, why open rates...Sat, 22 Feb 2025 00:00:00 GMThttps://postboxservices.com/blogs/post/how-to-set-up-a-catch-all-email-address-in-microsoft-365/https://postboxservices.com/blogs/post/how-to-set-up-a-catch-all-email-address-in-microsoft-365/Learn how to create a catch-all in Microsoft365 using mail flow rules, configure MX records, and change domain status to Internal Relay. Ensure no...Wed, 19 Feb 2025 00:00:00 GMThttps://postboxservices.com/blogs/post/cold-emailing-in-2025-whats-working-whats-not/https://postboxservices.com/blogs/post/cold-emailing-in-2025-whats-working-whats-not/Discover the latest cold emailing strategies for 2025! Learn what works and what doesn't, from email sequencing and delivery streams to campaign...Thu, 30 Jan 2025 00:00:00 GMThttps://postboxservices.com/blogs/post/deliverability-interviews-radek-kaczynski-from-bouncer/https://postboxservices.com/blogs/post/deliverability-interviews-radek-kaczynski-from-bouncer/Bouncer is an easy to use and easy to integrate email verification solution.. Read our deliverability interview with Radek from Bouncer.Tue, 21 Jun 2022 00:00:00 GMThttps://postboxservices.com/blogs/post/deliverability-interviews-sebastian-kluth-from-certified-senders-alliance/https://postboxservices.com/blogs/post/deliverability-interviews-sebastian-kluth-from-certified-senders-alliance/In interview 5 of the deliverability interview series we spoke to Sebastian Kluth from Certified Senders Alliance.Fri, 25 Mar 2022 00:00:00 GMThttps://postboxservices.com/blogs/post/deliverability-interviews-anders-berggren-from-halon/https://postboxservices.com/blogs/post/deliverability-interviews-anders-berggren-from-halon/Interview with Anders Berggren about Halon - a large scale MTA, its features and how it helps with email deliverability.Thu, 17 Mar 2022 00:00:00 GMThttps://postboxservices.com/blogs/post/deliverability-interviews-damien-breneliere-from-mailreach/https://postboxservices.com/blogs/post/deliverability-interviews-damien-breneliere-from-mailreach/Read this interview to understand how a good domain warmup tool like Mailreach can help you achieve email deliverabilityWed, 23 Feb 2022 00:00:00 GMThttps://postboxservices.com/blogs/post/deliverability-interviews-arun-kumar-from-zoho/https://postboxservices.com/blogs/post/deliverability-interviews-arun-kumar-from-zoho/Interview with Arun Kumar from Zoho Campaigns team. Arun talks about various aspects of email deliverability and how Zoho has implemented these practices.Thu, 17 Feb 2022 00:00:00 GMThttps://postboxservices.com/blogs/post/deliverability-interviews-przemyslaw-kuciel-from-omnisend/https://postboxservices.com/blogs/post/deliverability-interviews-przemyslaw-kuciel-from-omnisend/Interview with Przemysław Kuciel from Omnisend about different email deliverability challenges and best practices.Fri, 11 Feb 2022 00:00:00 GMThttps://postboxservices.com/blogs/post/massmailer-review-salesforce-email-marketing/https://postboxservices.com/blogs/post/massmailer-review-salesforce-email-marketing/Do you feel constrained with Salesforce CRM's email marketing capabilities. See this review of MassMailer a native Salesforce app.Fri, 03 Dec 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/types-of-lead-nurturing-campaigns/https://postboxservices.com/blogs/post/types-of-lead-nurturing-campaigns/Do you know what different types of lead nurturing campaigns you can run? Read this detailed articles to find out.Tue, 23 Nov 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/interview-ajay-goel-founder-of-gmass/https://postboxservices.com/blogs/post/interview-ajay-goel-founder-of-gmass/Interview of Ajay Goel, founder of GMass on secrets of cold emails and the journey of GMass.Thu, 18 Nov 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/interview-vaibhav-namburi-founder-of-smartwriter/https://postboxservices.com/blogs/post/interview-vaibhav-namburi-founder-of-smartwriter/An exclusive interview of Vaibhav Namburi on how Smartwriter came in to being and how it is helping people achieving deliverability.Wed, 17 Nov 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/what-and-how-of-lead-nurturing/https://postboxservices.com/blogs/post/what-and-how-of-lead-nurturing/Do you understand what lead nurturing is and how to start nurturing your leads. This article gives you all the details to nurture your leads.Fri, 12 Nov 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/mailshake-product-review/https://postboxservices.com/blogs/post/mailshake-product-review/Mailshake Product Review: Mailshake helps businesses constantly stay in touch with a prospect with a multichannel approachMon, 08 Nov 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/mailchimp-guide-landing-pages-for-beginners/https://postboxservices.com/blogs/post/mailchimp-guide-landing-pages-for-beginners/Do you know what is a landing page and how is it different from a web page? Do you know you can use Mailchimp for landing page?Mon, 18 Oct 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/smartwriter-personalisation-tool-review/https://postboxservices.com/blogs/post/smartwriter-personalisation-tool-review/Smartwriter is a personalisation outreach tool that helps to improve email deliverability - read this Smartwriter review.Sun, 03 Oct 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/mailchimp-guide-how-to-start-email-marketing-with-mailchimp-in-15-mins/https://postboxservices.com/blogs/post/mailchimp-guide-how-to-start-email-marketing-with-mailchimp-in-15-mins/Mailchimp guide to help you start email marketing with Mailchimp in 15 minutes. At the end of this guide, you will go from a Mailchimp beginner to an...Thu, 30 Sep 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/cold-email-guide-step-by-step/https://postboxservices.com/blogs/post/cold-email-guide-step-by-step/Step by step guide for cold emailing. Learn how to plan for cold emailing, what tools to use and the best practicesFri, 10 Sep 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/sendy-installation/https://postboxservices.com/blogs/post/sendy-installation/Sendy is a very popular self hosted email newsletter tool. Let's see how to install it on Linux (Ubuntu and CentOS)Wed, 08 Sep 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/interview-alex-markov-glockapps/https://postboxservices.com/blogs/post/interview-alex-markov-glockapps/An exclusive interview with Alex Markov, CEO at G-Lock Software on achieving email deliverability with GlockAppsFri, 13 Aug 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/mailhog-for-email-test-environment/https://postboxservices.com/blogs/post/mailhog-for-email-test-environment/You often need to send tons of test emails during application development and you need a quick solution for that. Mailhog is the answer.Tue, 10 Aug 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/glockapps-product-review/https://postboxservices.com/blogs/post/glockapps-product-review/GlockApps is a Swiss army knife for every email marketer to run an inbox placement test with a well covered seed list.Thu, 29 Jul 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/what-is-an-email-deliverability-audit/https://postboxservices.com/blogs/post/what-is-an-email-deliverability-audit/At Postbox Consultancy Services we conduct a through email deliverability audit covering every minute aspect of your emailingTue, 27 Jul 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/integrate-google-workspace-earlier-gsuite-with-external-email-smtp-server-bypass-daily-limits-and-improve-deliverability/https://postboxservices.com/blogs/post/integrate-google-workspace-earlier-gsuite-with-external-email-smtp-server-bypass-daily-limits-and-improve-deliverability/This article explains how you can integrate your Gsuite with external SMTP to bypass GSuite daily sending limits.Wed, 07 Jul 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/gnu-mailman-an-open-source-mailing-list-management-tool/https://postboxservices.com/blogs/post/gnu-mailman-an-open-source-mailing-list-management-tool/GNU Mailman is an open source software for managing announcement and discussion lists and it belongs to GNU Projects.Mon, 05 Jul 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/how-to-automate-and-monetize-your-email-newsletters/https://postboxservices.com/blogs/post/how-to-automate-and-monetize-your-email-newsletters/Do you wonder if it is possible to monetize an automated email newsletter? This article will guide you about that.Fri, 02 Jul 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/setting-up-a-catch-all-for-your-subdomain-using-google-workspace/https://postboxservices.com/blogs/post/setting-up-a-catch-all-for-your-subdomain-using-google-workspace/For various reasons, you may be looking to set up catch-all on one or many of your subdomains. This blog has detailed instructions.Thu, 01 Jul 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/are-you-a-law-firm-using-microsoft-365-have-you-encrypted-your-confidential-emails-using-office-365-message-encryption-ome/https://postboxservices.com/blogs/post/are-you-a-law-firm-using-microsoft-365-have-you-encrypted-your-confidential-emails-using-office-365-message-encryption-ome/Office 365 Message Encryption (OME): If you use emails to exchange sensitive information and think that the sensitive information may leak into the...Tue, 22 Jun 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/mailwizz-installation-steps-on-ubuntu-18-04/https://postboxservices.com/blogs/post/mailwizz-installation-steps-on-ubuntu-18-04/Mailwizz is a fully-featured self hosted email marketing application. It has unique features to improve deliverability.Tue, 22 Jun 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/how-to-manage-your-inactive-email-subscribers/https://postboxservices.com/blogs/post/how-to-manage-your-inactive-email-subscribers/Inactive email subscribers can be detrimental. Focus to identify and manage inactive email subscribers to create correct email list segments.Tue, 08 Jun 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/top-10-best-practices-for-welcome-email-series/https://postboxservices.com/blogs/post/top-10-best-practices-for-welcome-email-series/Welcome emails are very important to connect with the subscriber. Let's learn the top 10 best practices for welcome emailsFri, 19 Mar 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/best-practices-for-designing-an-email-newsletter-template/https://postboxservices.com/blogs/post/best-practices-for-designing-an-email-newsletter-template/This blog post discusses the best practices to design a good looking and highly engaging email newsletter template.Fri, 05 Mar 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/getting-low-open-rates-on-your-email-resolve-your-email-marketing-problems/https://postboxservices.com/blogs/post/getting-low-open-rates-on-your-email-resolve-your-email-marketing-problems/Why do you get low open rates on your email marketing campaigns? This blog hast steps to improve your email campaigns open ratesTue, 23 Feb 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/plain-text-vs-html-emails-which-one-should-i-use/https://postboxservices.com/blogs/post/plain-text-vs-html-emails-which-one-should-i-use/Plain text vs HTML emails. Let's dive in to the details and see which one should be used in which scenario.Thu, 11 Feb 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/email-marketing-vs-social-media-marketing-things-you-need-to-know/https://postboxservices.com/blogs/post/email-marketing-vs-social-media-marketing-things-you-need-to-know/Do you have to choose between email marketing and social media marketing? You would be surprised how integrating social media into a killer email...Tue, 02 Feb 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/top-7-best-practices-for-email-footer-design/https://postboxservices.com/blogs/post/top-7-best-practices-for-email-footer-design/Let's see what is an email footer, what is its importance and what are the top 7 best practices for email footer designFri, 29 Jan 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/how-to-land-in-gmail-s-primary-tab/https://postboxservices.com/blogs/post/how-to-land-in-gmail-s-primary-tab/Recipients check the Gmail's promotions tab with less interest. How to land in gmail inbox's primary tab. Let's find out.Thu, 07 Jan 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/lets-setup-zimbra-9-0-0-on-ubuntu-18-0-4-and-configure-letsencrypt-ssl-certificates-on-it/https://postboxservices.com/blogs/post/lets-setup-zimbra-9-0-0-on-ubuntu-18-0-4-and-configure-letsencrypt-ssl-certificates-on-it/Zimbra (ZCS) is an open source and free for personal use, collaborative software platform. Let's see how to install it on Ubuntu 18.04Thu, 07 Jan 2021 00:00:00 GMThttps://postboxservices.com/blogs/post/what-is-an-email-marketing-funnel-and-how-to-build-it/https://postboxservices.com/blogs/post/what-is-an-email-marketing-funnel-and-how-to-build-it/The three primary goals of an email marketing funnel are to educate, nurture, and nudge. Let's learn more about an email marketing funnel.Wed, 30 Dec 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/what-is-cold-email-15-pro-tips-to-write-cold-emails/https://postboxservices.com/blogs/post/what-is-cold-email-15-pro-tips-to-write-cold-emails/A cold email is an email you send to someone who is a business prospect but stranger to you. Here are 15 pro tips to write cold emails.Tue, 29 Dec 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/what-is-an-email-deliverability-manager-and-why-do-you-need-one-2/https://postboxservices.com/blogs/post/what-is-an-email-deliverability-manager-and-why-do-you-need-one-2/Do you know the significance of an email deliverability manager or email deliverability agency? Read this blog to find why you might need oneWed, 16 Dec 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/political-campaign-emails-best-practices2/https://postboxservices.com/blogs/post/political-campaign-emails-best-practices2/SMS campaigns have a 98% open rate. With only 39% of marketers using SMS, this could be an untapped avenue for direct, targeted political campaign messages.Wed, 30 Sep 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/political-campaign-emails-best-practices/https://postboxservices.com/blogs/post/political-campaign-emails-best-practices/Political campaign emails can help senders build relationships with their communities by sending personalized content.Wed, 09 Sep 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/interview-cathy-patalas-chief-growth-officer-at-woodpecker/https://postboxservices.com/blogs/post/interview-cathy-patalas-chief-growth-officer-at-woodpecker/An exclusive interview with Cathy Patalas, Woodpecker’s Chief Growth Officer. Patalas has been with the company since the start in 2015Sat, 13 Jun 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/woodpecker-product-review/https://postboxservices.com/blogs/post/woodpecker-product-review/Woodpecker Review - A Tool To Save Time in Cold Email Outreach by Quick Automation. They have a great academy to learn cold emailing.Tue, 09 Jun 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/anatomy-of-email-list-cleaning/https://postboxservices.com/blogs/post/anatomy-of-email-list-cleaning/Do you know what is email list cleaning or email list hygiene? Read this anatomy of email list cleaning | A complete what, why, how and whereThu, 28 May 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/email-deliverability-checklist/https://postboxservices.com/blogs/post/email-deliverability-checklist/Postbox Services has developed this email deliverability checklist after studying and researching all email deliverability best practicesSun, 24 May 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/how-to-shift-your-email-marketing-message-during-difficult-times/https://postboxservices.com/blogs/post/how-to-shift-your-email-marketing-message-during-difficult-times/How to shift your email marketing message during difficult times. After COVID lock downs now is the time to update your email copy.Fri, 15 May 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/cold-email-outreach-replyify-product-review/https://postboxservices.com/blogs/post/cold-email-outreach-replyify-product-review/Replyify Review - Replyify helps to automate cold email outreach while still allowing you to personalize as much as possibleMon, 11 May 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/how-to-use-social-proofs-in-your-email-campaigns/https://postboxservices.com/blogs/post/how-to-use-social-proofs-in-your-email-campaigns/Social proofs can be used in email marketing. It helps in improving campaigns credibility and email deliverability. Let's learn how.Thu, 30 Apr 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/15-tips-to-improve-your-email-marketing-conversion-rates/https://postboxservices.com/blogs/post/15-tips-to-improve-your-email-marketing-conversion-rates/Are you struggling with your email marketing conversion rates? Let us help you with these 15 tips. Included a deliverability checklist.Fri, 24 Apr 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/b2b-email-marketing-new-products-post-lockdown/https://postboxservices.com/blogs/post/b2b-email-marketing-new-products-post-lockdown/This article tells you 5 things you need to keep in mind while planning your email campaigns to announce new products after lock down.Wed, 22 Apr 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/top-5-tips-to-create-an-email-drip-campaign/https://postboxservices.com/blogs/post/top-5-tips-to-create-an-email-drip-campaign/Email drip campaigns are used to connect with customers individually and repeatedly with the help of an autoresponder.Wed, 22 Apr 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/the-importance-of-email-verification/https://postboxservices.com/blogs/post/the-importance-of-email-verification/Email verification or email list cleaning is an important step in maintaining a healthy email list. Let's learn the importance of email verificationSun, 05 Apr 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/sending-confidential-emails-with-gmail-has-become-a-whole-lot-easier/https://postboxservices.com/blogs/post/sending-confidential-emails-with-gmail-has-become-a-whole-lot-easier/Do you know you can send confidential emails in gmail? If not read this article. The article has details of different modes to secure email.Sat, 11 Jan 2020 00:00:00 GMThttps://postboxservices.com/blogs/post/15-days-of-email-deliverability/https://postboxservices.com/blogs/post/15-days-of-email-deliverability/If you are facing any email deliverability issues and need help please contact us.Tue, 17 Dec 2019 00:00:00 GMThttps://postboxservices.com/blogs/post/gmail-allows-attachments/https://postboxservices.com/blogs/post/gmail-allows-attachments/One of the more useful features that were available on many other email providers, but not Gmail, was sending multiple emails as attachment in a single...Tue, 17 Dec 2019 00:00:00 GMThttps://postboxservices.com/blogs/post/email-and-deliverability-practices-to-avoid-during-the-holiday-rush/https://postboxservices.com/blogs/post/email-and-deliverability-practices-to-avoid-during-the-holiday-rush/Holiday season is a rush for email marketers and this rush leads to many mistakes. Let's learn how to avoid these email marketing mistakes.Thu, 12 Dec 2019 00:00:00 GMThttps://postboxservices.com/blogs/post/open-source-parsedmarc/https://postboxservices.com/blogs/post/open-source-parsedmarc/Let's learn about ParseDMARC. An open source DMARC analyzer - alternative to commercial DMARC report processing tools.Fri, 06 Dec 2019 00:00:00 GMThttps://postboxservices.com/blogs/post/email-marketing-year-in-review-2019-and-whats-in-store-for-2020/https://postboxservices.com/blogs/post/email-marketing-year-in-review-2019-and-whats-in-store-for-2020/Email Marketing: Year in review 2019 and what is in store for 2020. AMP for email will be the latest rollout.Tue, 03 Dec 2019 00:00:00 GMThttps://postboxservices.com/blogs/post/amp-for-email-in-2020-is-your-email-marketing-program-ready/https://postboxservices.com/blogs/post/amp-for-email-in-2020-is-your-email-marketing-program-ready/AMP for Email in 2020: Is your email marketing program ready for dynamic emails? Let's learn more about AMP for emailMon, 25 Nov 2019 00:00:00 GMThttps://postboxservices.com/blogs/post/10-things-to-keep-in-mind-while-designing-your-abandoned-cart-emails/https://postboxservices.com/blogs/post/10-things-to-keep-in-mind-while-designing-your-abandoned-cart-emails/Do you know what are the 10 things to keep in mind while designing your abandoned cart emails series. Let us find out.Thu, 21 Nov 2019 00:00:00 GMThttps://postboxservices.com/blogs/post/lets-set-up-iredmail-a-full-featured-mail-server-on-ubuntu-18-04-letsencrypt-thunderbir/https://postboxservices.com/blogs/post/lets-set-up-iredmail-a-full-featured-mail-server-on-ubuntu-18-04-letsencrypt-thunderbir/Steps to install iRedmail on Ubuntu 18.04. iRedmail is an open source email server which is very easy to install and configure.Sat, 16 Nov 2019 00:00:00 GMThttps://postboxservices.com/blogs/post/how-to-start-preparing-for-black-friday-email-marketing/https://postboxservices.com/blogs/post/how-to-start-preparing-for-black-friday-email-marketing/Black Friday and Cyber Monday email marketing preparation. Let's learn about all best practices to follow to get best email deliverability.Sun, 10 Nov 2019 00:00:00 GMThttps://postboxservices.com/blogs/post/feedbackloop/https://postboxservices.com/blogs/post/feedbackloop/What is a feedback loop and why should you be signing it up while setting up your bulk emailing system. Let's dive in to details.Wed, 29 Nov 2017 00:00:00 GMThttps://postboxservices.com/blogs/post/what-is-an-spf-record/https://postboxservices.com/blogs/post/what-is-an-spf-record/An SPF (Sender Policy Framework) record is used to indicate which hosts are authorised to send emails for a domain. It is defined in RFC 4408 and...Wed, 13 Sep 2017 00:00:00 GMThttps://postboxservices.com/blogs/post/what-is-a-dmarc-record/https://postboxservices.com/blogs/post/what-is-a-dmarc-record/DMARC stands for “Domain-based Message Authentication, Reporting & Conformance.”  DMARC is built upon two other authentication protocols: SPF (Sender...Mon, 14 Aug 2017 00:00:00 GMT