Multi-channel orchestration

Cold email reply rates cap out. Adding LinkedIn and phone to the sequence compounds reach and conversion. A multi-channel sequence reaches the same prospect 5-8 ways over 3 weeks, catching them on whatever channel they pay attention to.

The case for multi-channel

Some prospects check email first thing. Others check LinkedIn before email. Others answer phone calls but ignore both. Multi-channel hits them where they are, not where you prefer.

Typical outcome compared to email-only:

• Email only: 8-12% total reply rate across sequence
• Email + LinkedIn: 12-18%
• Email + LinkedIn + phone: 18-25%

The 3-channel default sequence

• Day 0: Email 1 + LinkedIn connection request
• Day 3: Email 2 (bump)
• Day 5: If LinkedIn connection accepted, send LinkedIn message (NOT a pitch, a short "great to connect")
• Day 8: Email 3 (reframe)
• Day 10: Phone call attempt (voicemail if no answer)
• Day 13: Email 4 (case study)
• Day 15: Second phone call attempt
• Day 20: LinkedIn DM (if connected)
• Day 22: Email 5 (breakup)

Total: 5 emails, 2 LinkedIn touches, 2 phone attempts. Over 3 weeks.

LinkedIn strategy

Connection request

Personalized note, not blank.

Hi [name] - saw your post on [specific topic], wanted to connect. Not pitching anything, would be interested in comparing notes on [related area]. - Sam

Post-connection message

Wait 2-3 days after accept. Then send a brief message referencing something about them. NOT a pitch.

[name] - thanks for connecting. Wanted to share a quick thought on [topic from their post / profile] since it resonated. [One sentence of value.]

Happy to dig in further if useful. Otherwise looking forward to seeing your work pop up in my feed.

LinkedIn DM later in sequence

If email sequence is mid-flight and no reply, a short LinkedIn DM as a "different channel" bump.

[name] - emailed a few times re: [topic], not sure it's landing. Probably easier to ask here: is [topic] even a priority this quarter? Either way is fine - just want to make sure I'm reaching you on the right channel.

Phone strategy

Not everyone answers unknown numbers. But voicemail is a touch. Voicemail left with purpose = another impression.

Voicemail script

Hi [name], this is Sam from [company]. Trying to catch you before Friday on the [topic] thing I emailed about, the short version is [one sentence].

I'll follow up by email. If you want to cut the back-and-forth, my direct is [number]. Thanks [name].

Key elements:

• Say their name at start and end (triggers attention when played back)
• One-sentence purpose (not full pitch)
• Set up the follow-up email
• Leave direct number
• Under 25 seconds

Second phone attempt

5-7 days after first. Different time of day. If still no answer, stop calling, you've left your mark.

The channel priority rules

• Email: workhorse. Most touches. Full pitch + ask.
• LinkedIn: warming layer. Soft touches. Builds familiarity.
• Phone: high-signal. Rarely converts cold but leaves a memorable impression.
• SMS: avoid for cold B2B. Feels invasive. Reserve for warm / known prospects.

The orchestration tooling

Running multi-channel manually is a nightmare. Tools that handle it:

• Salesloft, Outreach: enterprise SDR orchestration. Email + phone + tasks.
• Instantly, Smartlead: email-first but LinkedIn integrations improving.
• Reply.io, Apollo: native multi-channel.
• LinkedIn automation tools (Dux-Soup, Waalaxy): for the LinkedIn leg. Use carefully, LinkedIn aggressively limits automation.

The compliance angle

Multi-channel doesn't escape compliance rules:

• Do-not-contact propagates across all channels. One unsubscribe = stop email, LinkedIn, phone.
• Phone: follow TCPA rules (no auto-dial without consent in many cases).
• LinkedIn: respect LinkedIn's own automation limits.

Track opt-outs in one unified place. "Remove me" in email equals "don't message on LinkedIn" equals "don't call."