Calendra blog

Guides for service businesses

Practical guides on appointment booking, reducing no-shows, invoicing, fiscal verification and GDPR for service businesses in Slovenia.

Written by David Mirc, Founder and developer of Calendra.

Appointment booking

Appointment Booking: A Guide for Service Businesses

What online appointment booking is, how to choose and set it up, what it costs, and how to cut no-shows, admin work and legal risk.

14 min read
Read the article

Online appointment booking lets a customer choose a service, employee and free slot themselves, while the software checks real availability and writes the booking down without a phone call. Choosing a product depends on ten criteria, the price depends on team size, and setup takes about a week if the steps happen in the right order.

Buyer guide

How to choose appointment booking software

Ten criteria for comparing appointment booking software: availability logic, payments, invoicing, reminders, data export and the real total cost.

4 min read

Appointment booking

How to reduce no-shows in your salon

Practical ways to reduce missed appointments using written confirmations, automated reminders, easy cancellation and considered deposit policies.

4 min read

Invoicing and payments

Fiscal verification of invoices in Slovenia

When a Slovenian service business must fiscally verify invoices, what counts as a cash payment, and what is needed for an electronic cash register.

4 min read

Privacy and compliance

GDPR for salons and service businesses

A practical guide to lawful bases, sensitive data, direct marketing, retention and processor agreements for appointment-based businesses.

5 min read

Appointment booking

From spreadsheets and paper to an online calendar

What Excel and a paper diary really cost you for appointment management, when it is worth replacing them, and how to migrate without losing client history.

4 min read

Reminders

SMS or email for appointment reminders

A practical comparison of SMS and email for booking confirmations and reminders: cost, content length, timing and how to choose the right channel.

3 min read

Getting started

Set up online booking in 15 minutes

A seven-step process that takes you from sign-up to a working public booking link, including reminders and a cancellation policy that customers can see.

4 min read

Getting started

Appointment booking for sole traders

What a sole trader genuinely needs for appointments, invoices and reminders when working alone with nobody to answer the phone during a service.

4 min read

Glossary

Glossary of online booking terms

Definitions of the terms you meet when choosing appointment booking software: availability, buffer time, deposits, no-shows, fiscal identifiers and more.

4 min read