Instantly sends outreach email campaigns from many mailboxes. Once you connect it, Sales can read how each campaign is doing, which leads replied, and what they said.
In Instantly, open Settings, then Integrations, and create a key with read scopes only. Copy it; it shows once. Every Outreach plan from Growth up includes access for developers.
Open Integrations in StellarFirm and pick Instantly.
Paste the key, switch on the live option, and press Connect.