Proxies are incredibly useful for managing multiple email accounts by providing unique IP addresses, reducing the risk of being flagged or banned for sending high volumes of emails from the same IP. This ensures that your campaigns run smoothly without disruptions. If you're handling multiple email marketing accounts, you can buying proxies https://proxyline.net/en/ from Proxyline. Their proxy solutions allow you to manage campaigns efficiently, ensuring that your emails reach your audience without account suspension.