Target Engaged Users with New Smart Send Beta

Smart Send is an optional API feature that allows you to easily remove recipients who haven’t clicked on or opened your messages in the past six months.

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High Touch Client Onboarding Using Process Street and Zapier

How to build a zap connecting SparkPost with Process Street to produce a high touch client onboarding experience for your sales outreach teams.

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Sending Email from Google Cloud Functions

Here's a quick and easy tutorial on serverless transactional email with SparkPost and Google’s Cloud Functions on Firebase.

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Minds (and Rates), They Are a Changin' !

We're updating the way we calculate certain metrics rates within our UI. Learn why we're making these changes and what you can expect when you log in.

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How Templates Work with Subaccounts

A helpful how-to guide from one of our sales engineers on owning, managing and sharing templates with SparkPost subaccounts.

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Templates All The Way Down (To The Macros)

Learn how you can now extend the SparkPost templating language with client-side macros, powered by the code you choose.

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How To Validate The Data You're Sending To Email Templates

Personalized emails mean better engagement rates. This new PHP library helps you get there by validating that email templates have the data they need.

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How To Create A Basic Webhook Consumer With Azure Functions

Nick Zimmerman recaps his recent talk from Live! 360 and walks us through how to create a basic webhook consumer using Azure Functions.

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New Feature: Initial Renders Metric for Better Engagement Tracking

We added a new email open metric to SparkPost’s email analytics features. Learn how it works and how it delivers additional insight into user engagement.

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