Zellbox Blog
Insights and updates from the Zellbox team — appointment reminders, WhatsApp Business automation, and how clinics, salons, sales teams, and home services keep customer conversations in one place.
Spa + wellness: turning WhatsApp inquiries into booked treatments
Phone inquiries die in voicemail. WhatsApp inquiries land on the same channel the booking confirmation will use later. The flow that closes more bookings before the customer cools off.
Nacho Coll 7 min read
5 free Zellbox Business licenses ($1,188/yr) — apply now
Zellbox is picking 5 appointment-driven SMBs for a free 12-month Business plan ($1,188/yr value), with founder-led onboarding. Apply by September 18, 2026.
Nacho Coll 6 min read
Walk-ins vs WhatsApp booking — the math for a 4-chair barber shop
Walk-ins die. WhatsApp bookings stick. The math + the conversion data for a busy 4-chair shop running 80 cuts per chair per week.
Nacho Coll 8 min read
GDPR Checklist for Private Clinics (2026): Auditor's Guide
GDPR checklist for private clinics (2026): the 5 areas auditors open first, mapped to concrete fixes clinics can ship before an audit.
Nacho Coll 10 min read
Beauty salon: stylist-aware customer recall (who cuts what, when)
Maria cuts with Sofia, colours with Carla. A generic CRM doesn't know that. The recall protocol that keeps the chair full and the stylist relationship intact.
Nacho Coll 8 min read
Zellbox passes Google CASA Tier 2 security assessment
Zellbox cleared Google's CASA Tier 2 — the audit for apps using restricted OAuth scopes like Gmail and Calendar. What it covered, why it matters.
Nacho Coll 3 min read
Confidential WhatsApp flows for mental-health practices
Reminders that name the time, never the diagnosis. The protocol that protects the patient relationship while cutting no-shows without damaging trust.
Nacho Coll 8 min read
No-Show Policy Templates That Don't Lose Customers
Three no-show policy templates — consumer-friendly, balanced, strict deposit — for salons, clinics, and spas, with WhatsApp wording customers thank you for.
Nacho Coll 8 min read
Annual vaccination + quarterly antiparasitic recall on WhatsApp
A vet practice runs annual vaccines and quarterly antiparasitics in parallel. A 5-step WhatsApp recall protocol keeps pets active, not lost to attrition.
Nacho Coll 10 min read