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Cold Email

Field notes from building outbound systems for B2B teams — infrastructure, research, and the numbers behind both.

What Is Secondary Inbox Placement? - COLDICP
Email Deliverability 10 min read

What Is Secondary Inbox Placement?

Secondary inbox placement happens when your cold email reaches the inbox but lands outside the primary view, like Promotions or Other. This post explains…

What Is a Sending Reputation Score? - COLDICP
Email Deliverability 10 min read

What Is a Sending Reputation Score?

Your sending reputation determines whether outbound emails reach the inbox or disappear into spam. This guide explains what an email sending reputation score is,…