Glossary

Cookies are small text files websites store in your browser. They remember login status, language preference, shopping cart contents, and more. First-...

An API (Application Programming Interface) is a set of rules that lets different programs talk to each other. Think of it as a messenger - one app sen...

Apple Pay is the digital wallet built into iPhones, iPads, Apple Watches, and Macs. Users authenticate with Face ID or Touch ID. Card numbers never le...

BLIK is a mobile payment system used by over 15 million people in Poland. It generates a 6-digit code in the user's banking app that expires in 2 minu...

CAPTCHA stands for "Completely Automated Public Turing test to tell Computers and Humans Apart." It's a test on websites that blocks bots while lettin...

FAQ stands for Frequently Asked Questions. It's a section on your website that answers what clients ask most often. A good FAQ cuts support inquiries ...

Facebook Pixel is a JavaScript snippet that tracks what visitors do on your website and sends that data to Meta. It records page views, button clicks,...

Google Analytics (GA4) is a free tool that tracks who visits your website, where they come from, and what they do. It records page views, session dura...

Google Meet is a video conferencing tool from Google that runs directly in the browser. No downloads required. Free accounts support 60-minute calls w...

Google Pay is a digital wallet that stores credit cards, debit cards, and bank accounts on your phone. Tap to pay in stores, click a button to pay onl...

Google Search Console (GSC) is a free tool showing how your site performs in search results. It reports which queries bring visitors, your average pos...

Google Tag Manager (GTM) is a free tool for adding tracking codes to your website without touching the source code. Install it once, then manage Googl...

HTTPS (HyperText Transfer Protocol Secure) is the encrypted version of HTTP. It wraps all data in TLS encryption before sending it across the internet...

LinkedIn is a professional social network with over 1 billion users in 200+ countries. People use it to find work, hire talent, and promote services. ...

Microsoft Outlook is an email and calendar app used by over 400 million people. Part of Microsoft 365, it manages email, events, contacts, and tasks i...

Microsoft Teams combines chat, video calls, file sharing, and app integrations into one platform. It's part of Microsoft 365 and has over 320 million ...

Skype is a communication app from Microsoft supporting voice calls, video calls, and messaging. It launched in 2003 as one of the first popular video ...

WhatsApp is a messaging app with over 2 billion users worldwide. Owned by Meta, it handles text, voice calls, video calls, and file sharing. End-to-en...

Zapier connects over 6,000 apps without code. You build "Zaps" - automated workflows where an event in one app triggers actions in others. Example: "N...

Zoom is a video conferencing platform supporting meetings with up to 1,000 participants. The free plan allows 40-minute calls with 100 people. It runs...

A QR code is a two-dimensional barcode that stores data - usually a URL. Any smartphone camera can scan it instantly. Invented in 1994 for tracking ca...

A URL (Uniform Resource Locator) is the full address of a page on the internet. It includes the protocol (https://), domain (yourbusiness.com), and pa...

A chatbot is software that talks to visitors through a text chat window on your site. It answers questions, collects information, and points people to...

A domain is a human-readable website address - like calendesk.com instead of a string of numbers. You register one through a registrar (Namecheap, Clo...

A fanpage is a public business profile on Facebook, separate from your personal account. It shows services, hours, reviews, and contact info. Anyone c...

A favicon is a tiny icon - usually 16x16 or 32x32 pixels - that shows up in the browser tab next to your page title. It also appears in bookmarks, bro...

A font is a set of characters designed in a consistent visual style. Serif fonts (like Times New Roman) have decorative strokes. Sans-serif fonts (lik...

A landing page is a standalone web page with exactly one goal: get the visitor to take action. No navigation menu, no blog links, no distractions. Eve...

A pop-up is a small overlay window that appears on a web page, triggered by scrolling, clicking, or trying to leave. It grabs attention by interruptin...

A prepayment is money collected from the client when they book, before the service happens. It can be the full price or a partial deposit - say 20-50%...

A subscription model is a pricing structure where clients pay a recurring fee - weekly, monthly, or yearly - to access a service. Your business gets p...

A widget is a self-contained piece of code you embed on a website to add specific functionality. It runs inside an iframe or script tag, separate from...

MCP (Model Context Protocol) is an open standard from Anthropic that connects AI assistants to external tools and data sources. An MCP server exposes ...

An SSL certificate encrypts the data traveling between a visitor's browser and your server. It turns HTTP into HTTPS and puts the padlock icon in the ...

An application (app) is software designed for a specific purpose. Mobile apps run on phones, desktop apps on computers, web apps in browsers. Each typ...

Automation means using software to run repetitive tasks without human input. Instead of manually sending confirmations, writing reminders, and updatin...

Hosting is a service that stores your website files on a server connected to the internet. When someone types your address, their browser downloads th...

Open source means the source code is publicly available. Anyone can read, modify, and distribute it. Projects like Linux, WordPress, and Firefox are o...

Pagination splits long content into numbered pages. Instead of loading 500 items at once, you show 10-20 with "Next" and "Previous" buttons. Pages loa...

Responsiveness is a web design approach where pages adjust their layout to fit any screen - phone, tablet, laptop, or desktop. Content rearranges, ima...

Upselling means offering a client a better or more complete version of what they're already buying - at the moment of purchase. Classic example: "Want...