We all know that sending cold emails is still one of the most efficient ways to acquire customers in B2B. Yet, according to Return Path, 21% of opt-in emails never end up in the person's inbox.

Wether your IP address is brand new or well established, you have to take care of your sender reputation to avoid landing in spam.

There's many things to take into account to improve your reputation score, most of them requiring technical skills, good content and a lot of patience.

But luckily you can use tools like Mailwarm to speed up that process.

Mailwarm helps you raises your sender reputation by positively interacting with your emails.

Every day, it sends for you dozens of emails to thousands of Mailwarm's accounts. These emails are automatically removed from the spam folder, opened, marked as important, and replied.

By increasing the positive interactions & keeping your email activity flat, tools like Mailwarm can improve your open rate by up to 30%.