3 Things You Can't Find Elsewhere
Set role-based passwords to safeguard the database of your clients' email addresses and your SMTP email accounts. Nobody can sneak into your PC to steal your contact list!
Automatic IP Switcher
Rotate your IPs with proxy servers and avoid being blacklisted by your email service providers. Your marketing emails will be delivered safely to your clients' inbox with 1and1Mail.
Mimic Manual Sending
Generate random time lag between sending each email. Your ISP would consider you as a real person manually sending each individual email, not a machine or robot that tries to spam others!