1. Use Time Zone Scheduling Tools: Make use of email marketing platforms that offer time zone scheduling features. 2. Segment Your List: Divide your email list based on geographic time zones. 3. Analyze Data: Regularly check your analytics to understand when your audience is most active. 4. Test and Optimize: Continuously A/B test different send times to find the optimal schedule. 5. Consider Local Holidays: Be mindful of local holidays and events that may affect email engagement.