kodero.netMariusz Różański

Blog.

Website technology explained in plain language. No jargon, with examples from small businesses, so you can choose the right solution with confidence.

Latest

How much does a website cost in 2026, and what drives the price

From a few hundred to tens of thousands of PLN. I explain where the differences come from, what you are really paying for and which costs appear after launch.

3 November 2026 · 6 min readRead
Technology

Google Consent Mode v2: what it is and why ads work worse without it

Since March 2024, Google has required consent signals for visitors from Europe. I explain how Consent Mode v2 works, how its modes differ and how to check your website.

20 October 2026Read
Guide

Cookies and GDPR: what a business website needs

A cookie banner, a privacy policy and a notice by the contact form. I explain what the rules require of a small business and the mistakes I see most often.

6 October 2026Read
Guide

Taking over a website from a previous developer? Check you have these accesses

The developer has gone, the website has stayed. A list of the accesses and documents you should hold yourself before something stops working.

22 September 2026Read
Guide

A spreadsheet, off-the-shelf software or a custom app? When your own system pays off

A spreadsheet, a subscription to cloud software or an app built for your business. I compare the three options and show how to work out which one pays off.

8 September 2026Read
Basics

What happens to a website after launch? Domain, hosting, updates and backups

A website does not end on launch day. Here is what you pay for every year, what needs doing regularly and what happens when nobody keeps an eye on it.

25 August 2026Read
Guide

A new website without losing your Google rankings: how to migrate safely

Replacing a website is when traffic from Google is easiest to lose. Here is what to prepare before the switch and what to check after it.

11 August 2026Read
Guide

Modern frontend: what it means and how it affects your customers

The frontend is everything a customer sees and clicks. How the modern approach differs from the old one, and how it turns into enquiries from Google.

28 July 2026Read
Technology

What is Next.js? An explanation for business owners

Netflix, Nike and TikTok run on Next.js. What this technology is, how it differs from WordPress and whether a small business can benefit too.

14 July 2026Read
Technology

Headless CMS: what it is and why more businesses choose it

The content panel in one place, the website in another. It sounds complicated, but it brings speed and security. Here is a simple example.

30 June 2026Read
Basics

What is WordPress, and is it right for your business?

The most popular website system in the world. A jargon-free explanation of how it works, what upkeep it needs and when it is the right choice.

16 June 2026Read