Use only H2 (##) and H3 (###) headings — H1 is reserved for the newsletter title.

Links: [link text](https://example.com)

How to send the mail in Thunderbird

Compose a new mail, click into the mail body and delete everything until it shows normal text in the rich-text editor.
Click Insert → HTML, paste the copied code and hit Insert.
Go into the empty last row below the pasted HTML, press Enter once, then Delete twice to remove the unwanted last line.
If that didn't work, redo the process following these exact steps.

Greeting

DE — Title

EN — Title

English notice (shown above the German title)

DE — Greeting

Greeting (with name)

[Sympa Name] is replaced with the subscriber's name by Sympa at send time.

Greeting (fallback, no name)

EN — Greeting

Greeting (with name)

[Sympa Name] is replaced with the subscriber's name by Sympa at send time.

Greeting (fallback, no name)

Introduction

DE — Introduction

EN — Introduction

DE — Table of Contents

EN — Table of Contents

Main Text

DE — Main Text

EN — Main Text

Final Greeting

DE — Final Greeting

EN — Final Greeting

Footer

Address

Contact email — link text Contact email — mailto address

Mailing list link — text Mailing list link — URL

Unsubscribe — lead text Unsubscribe — link text Unsubscribe — mailto address