{"id":2120,"date":"2026-11-10T12:26:14","date_gmt":"2026-11-10T11:26:14","guid":{"rendered":"https:\/\/www.mailfino.com\/?page_id=2120"},"modified":"2026-11-10T13:26:10","modified_gmt":"2026-11-10T12:26:10","slug":"glossar","status":"publish","type":"page","link":"https:\/\/www.mailfino.com\/en\/glossar\/","title":{"rendered":"Email marketing glossary"},"content":{"rendered":"
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Practical email marketing knowledge<\/p>\n\n\n\n

Email marketing glossary<\/h1>\n\n\n\n

What does SMTP mean? How do you calculate a newsletter unsubscribe rate? This glossary explains key terms in email marketing, delivery, and reporting.<\/p>\n\n<\/div>\n\n<\/section>\n\n\n\n

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Fundamentals<\/h2>\n\n\n\n
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What is email marketing?<\/a><\/h3>\n\n\n\n

Common email marketing formats and how businesses use them.<\/p>\n\n<\/div>\n\n\n\n

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What is a newsletter?<\/a><\/h3>\n\n\n\n

How a newsletter is structured and what it can do.<\/p>\n\n<\/div>\n\n\n\n

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What is an email subject line?<\/a><\/h3>\n\n\n\n

What makes a newsletter subject line clear.<\/p>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n\n\n\n

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Sending and deliverability<\/h2>\n\n\n\n
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What is SMTP?<\/a><\/h3>\n\n\n\n

How emails travel from one mail server to another.<\/p>\n\n<\/div>\n\n\n\n

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What is sender reputation?<\/a><\/h3>\n\n\n\n

The signals that shape an email sender\u2019s reputation.<\/p>\n\n<\/div>\n\n\n\n

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What is an email allowlist?<\/a><\/h3>\n\n\n\n

How an allowlist can affect email delivery.<\/p>\n\n<\/div>\n\n\n\n

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What is an email blocklist?<\/a><\/h3>\n\n\n\n

How blocklists work and how to check whether a sender is listed.<\/p>\n\n<\/div>\n\n\n\n

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What is a spam filter?<\/a><\/h3>\n\n\n\n

The signals email providers use to filter messages.<\/p>\n\n<\/div>\n\n\n\n

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What is spam?<\/a><\/h3>\n\n\n\n

How to recognize unwanted bulk email.<\/p>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n\n\n\n

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Reporting and optimization<\/h2>\n\n\n\n
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What is the newsletter unsubscribe rate?<\/a><\/h3>\n\n\n\n

The unsubscribe rate, with a formula and worked example.<\/p>\n\n<\/div>\n\n\n\n

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What is A\/B testing in email marketing?<\/a><\/h3>\n\n\n\n

How to compare two newsletter variants fairly.<\/p>\n\n<\/div>\n\n\n\n

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What is the spam complaint rate?<\/a><\/h3>\n\n\n\n

How to interpret spam reports and calculate a complaint rate.<\/p>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n\n\n\n

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Contacts and personalization<\/h2>\n\n\n\n
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What are email personalization placeholders?<\/a><\/h3>\n\n\n\n

How contact data appears in email copy and subject lines.<\/p>\n\n<\/div>\n\n\n\n

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What is email list hygiene?<\/a><\/h3>\n\n\n\n

How to spot invalid addresses and duplicates.<\/p>\n\n<\/div>\n\n\n\n

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What is an email suppression list?<\/a><\/h3>\n\n\n\n

How a sending tool excludes suppressed recipients.<\/p>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n\n\n\n

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Newsletter content<\/h2>\n\n\n\n
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What are HTML and plain-text versions of a newsletter?<\/a><\/h3>\n\n\n\n

How one email can remain readable in both HTML and plain text.<\/p>\n\n<\/div>\n\n\n\n

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What is a newsletter\u2019s web version?<\/a><\/h3>\n\n\n\n

When a \u201cView in browser\u201d link is helpful.<\/p>\n\n<\/div>\n\n\n\n

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What is alt text in a newsletter?<\/a><\/h3>\n\n\n\n

How to describe informative images and label image links.<\/p>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n\n\n\n

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Email technology and automation<\/h2>\n\n\n\n
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What is a transactional email?<\/a><\/h3>\n\n\n\n

When an email relates to a specific transaction or account action.<\/p>\n\n<\/div>\n\n\n\n

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What is an autoresponder?<\/a><\/h3>\n\n\n\n

How an event triggers an automated email.<\/p>\n\n<\/div>\n\n\n\n

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What is an email header?<\/a><\/h3>\n\n\n\n

Which technical details help you troubleshoot email.<\/p>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/section>","protected":false},"excerpt":{"rendered":"

Wissen f\u00fcr den Newsletter-Alltag E-Mail-Marketing-Glossar Was bedeutet SMTP? Wie berechnet man die Abmelderate eines Newsletters? Das Glossar erkl\u00e4rt zentrale Begriffe rund um E-Mail-Marketing, Versand und Auswertung. Grundlagen Was ist E-Mail-Marketing? Welche Formate es gibt und wof\u00fcr Unternehmen sie einsetzen. Was ist ein Newsletter? Wie ein Newsletter aufgebaut ist und was er leisten kann. Was ist […]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"mailfino_design_key":"","footnotes":""},"class_list":["post-2120","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.mailfino.com\/en\/wp-json\/wp\/v2\/pages\/2120","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mailfino.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.mailfino.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.mailfino.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mailfino.com\/en\/wp-json\/wp\/v2\/comments?post=2120"}],"version-history":[{"count":3,"href":"https:\/\/www.mailfino.com\/en\/wp-json\/wp\/v2\/pages\/2120\/revisions"}],"predecessor-version":[{"id":2218,"href":"https:\/\/www.mailfino.com\/en\/wp-json\/wp\/v2\/pages\/2120\/revisions\/2218"}],"wp:attachment":[{"href":"https:\/\/www.mailfino.com\/en\/wp-json\/wp\/v2\/media?parent=2120"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}