Glossary

Term	Definition
Primary mailbox	The cold outbound address being warmed (e.g. `hello@fillcareapp.com`). Receives engagement signals; volume ramps per recipe.
Satellite mailbox	Supporting inbox (Gmail, Yahoo, Live) that sends to and replies from primaries. Not the main outreach address.
Warmup campaign	Configuration binding one primary to a recipe, duration, volume bounds, reply rate, and assigned satellites.
Recipe	Algorithm that determines how many emails to send per day over the campaign timeline.
Ramp	Progressive increase in daily send volume (Grow recipe).
Reply rate	Percentage of received warmup emails that get an AI-generated reply (not 100%).
Spam rescue	IMAP action: find warmup email in Spam/Junk, move to INBOX, mark read/flagged/important.
Placement	Where a message landed: inbox, spam, or unknown.
ESP	Email Service Provider (Google, Microsoft, Yahoo).
Engagement signal	Reply, not-spam move, flag, open (future) — positive reputation input.
Peer network	Shared pool of third-party mailboxes (optional future feature).
Send window	Time-of-day range when sends are allowed (e.g. 08:00–18:00 local).
Jitter	Random delay between sends to avoid machine-like cadence.
Warmup log	Single message transaction with lifecycle status.
Daily stat	Aggregated per-primary metrics for a calendar day.
Tenant	Future SaaS customer organization with isolated data.