EMAIL CREATIVE GUIDELINES
To guarantee optimal deliverability, inbox rendering consistency, and subscriber engagement across all email clients (Apple Mail, Gmail, Outlook, Yahoo), all creative assets must strictly adhere to the technical specifications outlined below.
1. FILE SPECS & FORMATTING
- File size must not exceed 100 KB total payload.
- Accepted formats: Clean HTML (.html / .htm) with UTF-8 character encoding.
- Max canvas width: 600px to 650px recommended for desktop & mobile inbox consistency.
- All CSS styling must be inline within standard table elements for cross-client reliability.
2. IMAGE & ASSET GUIDELINES
- Images must be hosted on secure, high-availability public servers (HTTPS only).
- Always declare explicit width, height, and display:block attributes on <img> tags.
- All images must include meaningful alt text to ensure clarity when images are disabled.
- Avoid single-image emails; balance text-to-image ratio at approximately 60/40.
3. SUBJECT LINE & SENDER HEADERS
- Subject line length: 30–50 characters recommended for optimal mobile visibility.
- Friendly 'From' name should clearly identify the brand name.
- Never use deceptive subject lines or excessive punctuation (e.g. !!!, $$$).
4. COMPLIANCE & UNSUBSCRIBE
- Must include clear, functional 1-click unsubscribe mechanism in footer.
- Physical mailing address must be present: 102, Jalan Thamby Abdullah, Brickfields, 50470 Kuala Lumpur, Wilayah Persekutuan Kuala Lumpur, Malaysia.
- Compliant with CAN-SPAM Act, CASL, and GDPR data handling requirements.
