Promoting live presentations via email involves several key steps: 1. Segment Your Audience: Identify and target the right audience segments to ensure your message is relevant. 2. Create Compelling Subject Lines: Use attention-grabbing subject lines to increase open rates. 3. Include Clear Call-to-Actions: Make it easy for recipients to register by including prominent, clickable links. 4. Send Reminders: Schedule reminder emails to ensure high attendance rates.