Security Protocols: Ensure the VPN uses strong encryption methods like AES-256 and supports secure protocols such as OpenVPN or IKEv2. Speed: High-speed connections are crucial for efficiently managing large volumes of email campaigns and accessing remote servers. Server Locations: Opt for a VPN with a broad network of servers in multiple countries to avoid geo-restrictions and enhance the reach of your email marketing. No-Logs Policy: A strict no-logs policy ensures that your browsing data and email marketing activities are not tracked or stored by the VPN provider. Customer Support: Reliable customer support can assist you with any technical difficulties, ensuring minimal disruption to your marketing activities. Ease of Use: A user-friendly interface can save you time and effort, making it easier to integrate the VPN into your existing marketing tools.