White Papers and Guides

The Buyer’s Guide to On-Premises MTAs

Our guide will help you decide if an on-premises MTA is right for your business, and explain what to look for when selecting an on-premises email vendor.

Deliverability Declassified

Deliverability Declassified: A strategic guide to protecting your inbox reputation and supporting your ongoing email deliverability goals.

Email Marketing Blind Spots

A playbook for navigating some common email marketing oversights and strategies to build deeper engagement and lasting customer relationships.

Email Measurement Explained

Best practices for calculating and measuring campaign, inbox and email program metrics and practical applications of that data.

The CTO’s Guide to Email Delivery Platforms

The CTO’s Guide to Email Delivery Services highlights key areas that tech leaders should be aware of before signing on the dotted line for an email vendor.

The Buyer’s Guide to Email Delivery Platforms

The ultimate guide to choosing email delivery platforms. Get the checklist and every question you should be asking before you make the switch.

2020 Transactional Email Benchmark Report

The 2020 Transactional Email Benchmark Report surveys over 300 email professionals responsible for sending transactional email for their businesses.

Email Strategies Worth Investing In

Learn how to strategically develop an email communications plan that caters to all points of the customer lifecycle and journey in Financial Services.

2019 European eCommerce Trends

In this survey, we assess some key strategies and insights from over 100 Directors of Commerce across Europe that are driving customer acquisition.

How SaaS Companies Use Email to Improve User Engagement

Learn how executives in software and eCommerce companies in the U.S. use email to provide the best user experience to their customers.

Transactional Email Benchmark Report

Get data-driven benchmarks that define the state of transactional email—and recommendations that will improve the effectiveness of your own messages.

The New Rules of Email Deliverability in 2018

The inbox has evolved. So has email deliverability. Here are the updated practices senders need to understand to earn maximum impact in the inbox in 2018.

The Product Manager’s Guide to Email

Product emails have an outsized impact on user engagement. Learn how to use notifications, alerts, transactional emails, and more to build a great app.

The Product Manager’s Growth Guide

Product managers play a key role in the growth of today’s digital businesses. Learn what it takes to develop a growth mindset and a successful app.

The CMO’s Guide to Email Delivery Platforms

A comprehensive reference guide for marketing leaders involved in the email vendor purchase decision or selection process.

Email Is a Financial Services Competitive Superpower

Discover what financial services technology and product teams need to know about email security, deliverability, and the cloud.

Inside the Email Deliverability Lab

Inside the Email Deliverability Lab is a practical course to get you started understanding email deliverability and how to measure email performance.

10 Steps to Great Email Deliverability

Get 10 practical tips from SparkPost’s email pros that will help you start sending messages with great deliverability and inbox performance.

The Developer’s Survival Guide to Email

Email has a number of details that turn out to be gotchas for developers. The Developer's Survival Guide 10 things you might not realize about email.

Keys to Email Delivery

Learn the keys to great email deliverability and performance for your product’s emails from the expert analysts at The Relevancy Group.

The Big Rewards of Email Deliverability (Updated Edition)

Third-party data shows how email deliverability compares across providers—and the bottom-line impact of inbox performance. Updated to reflect current data.

The Business Guide to Choosing an Email Delivery Service

Selecting the right email delivery service is key for growing apps and services. Here are 8 questions every project lead should ask when making the choice.

Email Security in the Era of the Cloud

Security in the cloud is a critical business concern. Our Chief Information Security Officer briefs you on what you need to know about cloud email security.

9 Things ISPs Really Want Email Senders to Know

Read "9 Things ISPs Really Want Email Senders to Know" to improve deliverability and customer engagement and maintain good relations with inbox providers.

Email Best Practices 101

Email Best Practices 101 will help you to increase the ROI of your email operations with 15 proven tactics for boosting email deliverability.

7 Best Practices for Time-Sensitive Email

Hitting the inbox at the right time is as important as optimizing a subject line or tailoring content. Learn how to make the most of time-sensitive email.

The Best of Both Breeds

A hybrid solution that leverages on-prem with the cloud can deliver real advantages. Learn more in "The Best of Both Breeds".

Shared vs. Dedicated IP Addresses for Email

A misunderstood sending issue is when to use a dedicated IP address. "Shared vs. Dedicated IP Addresses for Email" will help you make the choice.

Navigating the Divide Between Transactional & Promotional Content

Transactional & promotional content each have a place in an email marketing program. Learn the benefits of each, and how to identify which is best for you.

Building Trust and Loyalty with Transactional Email

These 10 best practices will guide you while Building Trust and Loyalty with Transactional Email—while building your brand at the same time.

Designing Transactional Email to Build Brand

Transactional email illuminate the path to your customer's inbox. Designing transactional email can maximize the potential of these workhorse messages.

WhitePaper Encrypting Connections In PowerMTA

Encryption is becoming increasingly necessary when transferring data across the internet, and email is no different. In PowerMTA 4.5 and…

The Hitchhiker’s Guide to the Inbox Universe

Don’t panic! The Hitchhiker's Guide to the Inbox Universe provides the basics any intrepid email explorer needs to navigate the galaxy of mailbox providers.

FAQ: DMARC for Email Service Providers

What Is DMARC? Domain-based Message Authentication, Reporting and Conformance — is an open email authentication standard that sending domains use to block…

Getting Started with Triggered Email

"Getting Started with Triggered Email" explains what triggered email is all about and what makes it work—and the practical lessons from real-world examples

High Value vs. High Volume

Marketing and transactional emails have unique requirements. In "High Value vs. High Volume" learn how that difference affects delivery.

Email Evolved

In "Email Evolved" learn how the cloud and modern APIs have unchained email’s business impact by enabling real-time, data-driven, transactional email.

Why the Cloud Wins

Businesses can save up to 40% by moving email delivery to the cloud. Learn "Why the Cloud Wins" and delivers significant cost benefits.

The Growth Marketer’s Guide to Email Metrics

Learn key email metrics used by growth marketers and technical ops—and the industry-standard benchmarks for engagement, deliverability, and performance.

Migration Guide: Port25

Overview Ten years ago, managing a stack of messaging servers was the only option ESPs had to run an effective…

VirtualMTA Technology in PowerMTA™

Today's Challenges An ever increasing volume of email has prompted many ISPs and system administrators to employ various and more…

The Value of Cloud Email Delivery for Service Providers

"The Value of Cloud Email Delivery for Service Providers" details cost savings and the business upside realized by ESPs who move to cloud email delivery.

The Evolution of MTA to Cloud Email Delivery Service

This engaging brief from SparkPost's CTO describes the "Evolution of MTA" to a high-performance, cloud native email delivery service.

Email 101 for Financial Services

Financial Services companies can learn how to improve the ROI of their email operations with recommendations specific to their market's key concerns.

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