To perform a thorough analysis, you need to collect competitor emails. Hereâs how: 1. Subscribe to Competitor Newsletters: The simplest way is to subscribe to their newsletters and promotional emails. 2. Use Third-Party Tools: Tools like [MailCharts](), [Owletter](), and [Milled]() can help you gather and analyze competitor emails. 3. Set Up Google Alerts: Create Google Alerts for your competitors to stay updated on their latest email campaigns.