Blog

WhatsApp marketing, in numbers — not buzzwords.

Benchmarks, flow recipes, and GDPR updates for Shopify merchants — conservatively calculated, ready to ship.

Meta WhatsApp prices, limits & rules — dated and sourced →

Categories
Keaz cover: how a Shopify store should evaluate customer feedback tools
Inbox

Customer Feedback Tools: What to Check Before You Buy

Most customer feedback tools can build a survey. Fewer can get it answered. Four questions — response rate, trigger events, consent, routing — decide the buy.

Nils Spölgen6 min
Keaz cover: planning a win-back campaign for lapsed Shopify customers
Benchmarks

Win-Back Campaign: How to Bring Lapsed Customers Back

A win-back campaign works when the lapse window comes from your own repeat cycle. How to define it, segment it, write it and measure it against a holdout.

Nils Spölgen8 min
Keaz cover: how a Shopify store should evaluate customer engagement software
Marketing

Customer Engagement Software: What to Check Before Buying

Every engagement tool can send a message. Four numbers decide which one to buy: reachable share, time to first campaign, attributed revenue, repeat purchases.

Nils Spölgen6 min
Keaz cover: unbundling a Brevo alternative into the four jobs the subscription was doing
Newsletters

Brevo Alternative for Shopify: Unbundle Before You Switch

Brevo bundles email, SMS, chat and automation. Before you shortlist an alternative, work out which of those jobs is actually failing — and replace only that.

Nils Spölgen7 min
Keaz cover: what the WhatsApp account under review state means and what stores should do next
Basics

WhatsApp Account Under Review: What It Means

"Account under review" is a decision pending, not a ban. What the state means, what to do while it runs, and the reflexes that make it worse.

Nils Spölgen7 min
Keaz cover: setting up a WhatsApp product catalog for a Shopify store
Marketing

WhatsApp Catalog: How to Set One Up and What It Does

How to set up a WhatsApp catalog, which product message formats exist, and the commerce setting most stores miss. Based on Meta's docs, September 2026.

Nils Spölgen1 min
Keaz cover: the four Shopify numbers that decide which Mailchimp alternative you need
Marketing

Mailchimp Alternative for Shopify: Start With Four Numbers

Before you shortlist a Mailchimp alternative, pull four numbers out of Shopify. They decide whether you need a new email tool, a second channel, or neither.

Nils Spölgen7 min
Keaz cover: how to automate customer service in a Shopify store and what to leave to a human
Inbox

Automate Customer Service: What to Automate and What Not

Only 14% of service issues fully resolve in self-service (Gartner, 2024). How to automate customer service in a Shopify store — and what to leave to a human.

Nils Spölgen7 min
Keaz cover: how to evaluate a Klaviyo alternative for a Shopify store
Marketing

Klaviyo Alternative: What to Evaluate Before You Switch

Looking for a Klaviyo alternative for your Shopify store? Five questions decide it - and for most stores the answer is a second tool, not a swap.

Nils Spölgen7 min
Newsletter

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