Knowledge base for customer communication

SaaS, omnichannel inbox, helpdesk, WhatsApp as a channel — practical guides, no jargon wall.

All articles E-commerce Marketing Healthcare & Hospitality Automation
SaaS

What is SaaS? Software as a Service in plain English

Subscription, cloud, no server in the cupboard. And how Slimbot as a Dutch SaaS for customer communication works — AI optional.

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Omnichannel

Omnichannel meaning: what it is, and the difference with separate channels

Not five inboxes. One conversation history across app, e-mail, social, chat and phone — for SMEs, not retail funnels.

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News

PHP vulnerability and Slimbot: what does this mean for you?

Two critical PHP vulnerabilities (PHP2Shell): what is known, what we are doing and what you can do for your own website. Updated on 21-10-2026.

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How do you

Customer questions after an outage or leak: how to handle them

Shared inbox, a fixed status message and an assistant for initial questions, whilst urgent matters stay with a human.

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Comparison

Slimbot or the WhatsApp Business app: which suits your business?

What can the free WhatsApp Business app do, and when do you need more? Comparison with Slimbot: team, AI, email and phone, with pricing.

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How do you

WhatsApp Business with multiple team members: how to do it

Multiple colleagues on one WhatsApp number: four options compared, from linked devices to a shared inbox, with steps and pitfalls.

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How do you

Shared inbox for WhatsApp and e-mail: how to set it up

How to put WhatsApp and e-mail in one shared inbox: steps, labels, ground rules and what it costs. For SME teams, in plain English.

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How do you

Setting up automatic replies on WhatsApp: step by step

Set up welcome and away messages in the WhatsApp Business app, with example texts, and what you do when you want more than a fixed text.

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How do you

Having appointments made via WhatsApp: how to arrange it

Letting customers book an appointment via WhatsApp: step-by-step guide, example conversation, reminders against no-shows and what you can and cannot automate.

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How do you

Catching missed calls: five ways for SMEs

Missing calls on site or outside office hours? Five ways to catch missed calls, from voicemail to AI receptionist, compared.

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Comparison

AI chatbot for your website or for WhatsApp: which do you choose?

What suits your customers: a chatbot on the website or on WhatsApp? Differences in reach, use, costs and privacy, with a decision guide.

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Comparison

Slimbot or Trengo: what suits your team?

Slimbot and Trengo side by side: channels, pricing model and who they suit best. Data from Trengo's own site, checked on 21-10-2026.

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Guide

Complete Slimbot manual — 12 chapters

From signing up to connecting WhatsApp, inbox, chatbot, voice, mail, phone and support. Everything in English, step by step.

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Platform

Product showcase — all screens in one overview

View all app screens (mobile & desktop): inbox, broadcast, appointments, labels, payment links, chatbot and 15+ more tools — with navigation per section and lightbox.

📱 Mobile & desktop🔧 All tools🔍 Lightbox
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News

From 1 October Meta charges for WhatsApp replies — all WhatsApp Business API news from 2026

1,000 free service messages per number per month, usernames instead of phone numbers, and the battle for AI assistants on WhatsApp. What does it mean for your business?

📅 19 Sep 2026⏱ 6 min
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Locksmiths

AI receptionist for locksmiths: emergency 24/7

Locked-out customers call until someone picks up. The assistant answers and asks for address, lock and photo straight away.

📅 19 Sep 2026⏱ 5 min
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Locksmiths

Locksmith: from message to paid invoice

Notification, price upfront, payment link on site, invoice and review request: the entire job in one system.

📅 19 Sep 2026⏱ 6 min
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AI calling

AI receptionist: what is it and what does it do?

Answers calls, answers questions and books appointments, even outside office hours. What it can and cannot do, and who it works for.

📅 19 Sep 2026⏱ 7 min
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Construction & installation

AI receptionist for tradespeople and installers

On the scaffolding you cannot answer. This is how an AI receptionist takes down the job and books an appointment.

📅 19 Sep 2026⏱ 5 min
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Hairdressers & salons

AI assistant for hairdressers: appointments whilst you cut

WhatsApp and phone answered, reminders the day before and bringing customers back after a few weeks.

📅 19 Sep 2026⏱ 6 min
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Car garages

WhatsApp for car garages: MOT and maintenance

MOT reminders, approval for extra work with a photo, and the rules and costs of WhatsApp.

📅 19 Sep 2026⏱ 6 min
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WhatsApp

What is a voice note?

Voice messages in WhatsApp explained: recording, faster playback, reading as text, and business use.

📅 19 Sep 2026⏱ 5 min
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WhatsApp Cloud

24-hour window & templates: the rules

Free typing within 24 hours · Meta templates after that · quick replies vs approved templates — clearly explained.

📅 20 Aug 2026⏱ 5 min
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E-commerce

Send automatic order updates via WhatsApp

How you communicate order confirmation, dispatch and delivery automatically and personally.

📅 18 Jun 2025⏱ 5 min
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Marketing

WhatsApp vs. e-mail: the numbers that change everything

98% open rate vs. 22%. Why WhatsApp is the new standard for customer communication.

📅 12 Jun 2025⏱ 4 min
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Healthcare & Hospitality

5 ways to reduce no-shows with WhatsApp

From automatic reminders to YES/NO confirmations: concrete approaches that work.

📅 5 Jun 2025⏱ 6 min
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Brand

Smart bot or sly bot? That's Slimbot

Why Google shows other brands, and where Agent, voice assistant and team chat are.

📅 17 Aug 2026⏱ 3 min
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Official API

Connect WhatsApp via the official API (with coexistence)

Keep your own number and your app, without ban risk — the Meta-approved way.

📅 Jul 2026⏱ 6 min
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Verification

Meta Business verification: what you need

Which documents Meta requests, and why everything must match exactly to avoid rejection.

📅 Jul 2026⏱ 5 min
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Strategy

Inbound vs. outbound: safely read along and officially send

Which use is safe, and when do you need the official API? Honestly explained.

📅 Jul 2026⏱ 5 min
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Coexistence

Coexistence: your app and the official API on one number

What you keep (your number and your app) and which small limitations come with it.

📅 Jul 2026⏱ 5 min
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Costs

What does the WhatsApp Business API really cost?

New from 1 October 2026: 1,000 free service messages per number per month, then per message. The current model explained.

📅 19 Sep 2026⏱ 5 min
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GDPR

GDPR & opt-out: WhatsApp within the rules

Consent, opt-out (STOP), retention periods and the data processing agreement — explained practically.

📅 Jul 2026⏱ 5 min
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Onboarding

Connecting your own WhatsApp number

QR steps, try-out vs Starter, and why you never see a shared platform number.

📅 Jul 2026⏱ 4 min
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Training

Train bot: knowledge base + persona

FAQ and persona in Slimbot — your assistant, your tone of voice.

📅 Jul 2026⏱ 4 min
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Voice

Choosing a voice for your assistant

TTS preview, voice notes and persona voices from Pro onwards.

📅 Jul 2026⏱ 3 min
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Settings

Channels: WhatsApp, e-mail, SMS, phone, chat

Manage everything via Slimbot under your brand — status, setup and deep links.

📅 Aug 2026⏱ 3 min
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Channels

SMS or WhatsApp? When does which channel work

SMS arrives without an app and without internet, WhatsApp is cheaper and richer — and the combination works best.

📅 Sep 2026⏱ 4 min
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Integration

Keep WhatsApp Business or Cloud API?

App integration vs fully managed Cloud — inbound works on both, when do you choose what?

📅 Jul 2026⏱ 5 min
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