Email marketing involves crafting HTML emails, which can be tricky due to the varying degrees of support and quirks across different email clients. A linting tool for email marketing can help you:
Identify code issues that may break the email layout. Ensure that your emails adhere to email standards. Maintain consistent styling across different clients. Verify that your emails are accessible to all users, including those with disabilities. Improve email deliverability by avoiding common pitfalls.