· Nacho Coll · Guides
Pre-care + post-care WhatsApp flows for aesthetic clinics
A well-run aesthetic treatment needs four touches: 24h before, 24h after, 7 days after, 14 days after — the WhatsApp protocol that automates all four.
Guides
· Nacho Coll · GuidesThe 24h cancellation policy that protects a physio's bono
A 10-session bono looks profitable until three cancellations inside the window. The policy + WhatsApp protocol that protects margin without losing the patient.
· Nacho Coll · GuidesGDPR + HIPAA checklist for clinics: 12 audit points
Twelve verifiable points an ICO or HHS OCR auditor checks in a private clinic — consents, BAAs, PHI in WhatsApp, breach notification, patient rights.
· Nacho Coll · GuidesWhatsApp reminders for dental practices: recall playbook
Hygiene every six months, perio every three, post-op follow-up at two weeks. Five-step WhatsApp recall playbook that keeps the chair full, no phone-bash.
· Nacho Coll · GuidesCallbell pricing vs Zellbox for clinics (2026)
Four real pricing scenarios — Callbell vs Zellbox for clinics. Zellbox Starter is free-forever vs Callbell's 7-day trial. Try Zellbox free.
· Nacho Coll · GuidesAgendaPro vs Zellbox: which CRM for clinics?
AgendaPro is an online scheduler with modules. Zellbox is native WhatsApp + Google Calendar for clinics. How to choose between the two.
· Nacho Coll · GuidesDoctolib vs Zellbox: marketplace or practice back-office?
Doctolib is a public booking marketplace. Zellbox is the operational back-office of the practice. They can coexist — here is when.
· Nacho Coll · GuidesCalendly vs Zellbox: which fits appointment-driven SMBs?
Calendly is a booking link. Zellbox is the operating system for the visit cycle — WhatsApp reminders, shared inbox, AEPD-grade consent. When does each one fit?
· Nacho Coll · GuidesCallbell vs Zellbox for clinics: which one to pick?
Callbell is multi-channel (WhatsApp + IG + Messenger). Zellbox is WhatsApp + Google Calendar for clinics. Which one fits your model.