Stop killing your domain reputation with generic mass-blasts. Aim for 50–75...

https://extra-wiki.win/index.php/Hunter_vs_NeverBounce_vs_ZeroBounce:_Choosing_the_Right_Engine_for_Your_Outreach_OS

Stop killing your domain reputation with generic mass-blasts. Aim for 50–75 personalized emails daily to high-intent targets. It protects deliverability and builds real relationships instead of spam