The "Briefe schreiben & beschriften" extension for Chrome is designed to streamline the process of creating and sending formal letters. By adding a browser action icon to the Chrome toolbar, users gain direct access to a variety of templates and guidelines available on the Briefform.de website. This tool is particularly useful for generating legally compliant cancellation letters for various contracts, including DSL, mobile phone, rental agreements, and insurance.

In addition to cancellation letters, the extension offers templates for job applications tailored to different career stages, from applying for apprenticeships to creating resumes and cover sheets. It also assists with everyday tasks such as notifying institutions of address or account changes, converting important documents into PDFs, and providing guidance on correctly addressing envelopes. Overall, this extension serves as a comprehensive resource for both personal and professional letter-writing needs.