Autocloz
Blog

Field notes from running outbound at scale.

Deliverability rules that changed in 2024–2026, multi-channel sequences that beat email-only, and what works in India specifically.

Multi-channel
We replaced Twilio Studio with a visual IVR — here's why the simulator matters
9 May 2026 6 min read

We replaced Twilio Studio with a visual IVR — here's why the simulator matters

Most IVR builders are paint-on-glass. The simulator runs different code than production, so flows that pass the simulator misbehave on real calls. We rebuilt it as one state machine.

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Playbook
9 May 2026 7 min

Why we don't resell carrier minutes — and why you shouldn't pay anyone who does

Aircall and JustCall mark up Twilio rates 3–5×. We pass Telnyx and DIDLogic rates through verbatim. Here's the math, the architecture, and the hidden cost you're paying.

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Deliverability
22 Apr 2026 8 min

Cold email deliverability in 2026 — what actually changed

Gmail and Yahoo's 2024 sender requirements moved the floor. DMARC enforcement, one-click unsubscribe, and bounce-rate gates are now table stakes. Here is the field-tested checklist.

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Playbook
2 Apr 2026 7 min

AI replies that sound like you — not like ChatGPT

Why we fine-tune per-user instead of using prompt engineering, and how the Autocloz reply-drafter learns your voice from your last 200 sent replies.

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Multi-channel
18 Mar 2026 11 min

Multi-channel outbound without getting banned (LinkedIn, WhatsApp, SMS)

LinkedIn invites, WhatsApp templates, and 10DLC SMS each have their own ban surface. Here is what we learned running 1M+ touches across them in 2025.

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Deliverability
4 Mar 2026 10 min

The mailbox warmup myth — what actually moves the needle

Most warmup tools spam your network with bot replies. We measured what actually changes inbox placement. Spoiler: it is not the bot pings.

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Deliverability
9 Feb 2026 6 min

DMARC explained — without the acronym soup

What DMARC actually does, why the report files matter, and how to read a DMARC aggregate report in five minutes.

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India
21 Jan 2026 9 min

Cold outreach in India — what works in 2026

India-specific channel preferences, the Hindi/English mix that converts, and the WhatsApp-first sequence pattern that beats email-only.

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