N&B AI · Use it wisely

AI is a tool.You decide.

What artificial intelligence is and isn’t, how to ask it properly, how to use it for your business and for studying, what you can really sell, the risks and a 30-day plan with free tools.

Start the free course Write a good prompt

FreeNo sign-upReviewed in October 2026

Same request, two promptsexample

Not like this“Make an ad for my barbershop.”

Like this“Act as a marketing expert. Write 3 short texts for an ad for my barbershop in Olot. Young customers, friendly tone, 40 words max each.”

See how it’s done Make yours

First of all: your mindSin disciplina y constancia, nada de esto funciona. Empieza por la zona Mind: la verdad sobre la dopamina, hábitos que duran, marca personal y vender.

Go to Mind →

The basics

Four things to use it well

What separates people who use it wisely from people who believe everything it says.

What it is and isn’t

Why it sounds so sure even when it’s wrong.

Asking properly

Role, task, context and format: before-and-after examples.

For your business

Ads, replies to customers, ideas and translations.

For studying

Let it explain and quiz you, without cheating.

The course

From zero to using it wisely

Short lessons with real examples and a test at the end. Your progress saves itself.

8 lessons · 5 levels

AI: use it wisely

What AI is and isn’t, how to ask it things properly, how to use it for your business and for studying, which services you can really sell, the risks and a 30-day plan with free tools.

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Tools

Use it without falling into traps

A good prompt, clear risks and a plan to make it a habit.

Prompt builder

Fill in four things and copy a prompt ready to paste.

Selling services

What you can really sell and what’s hype.

Risks

Your data, fake voices, scams and keeping your own judgement.

Your progress

Unlock achievements as you learn.

This is education, not advice

AI makes mistakes, sometimes very confidently. Nothing in this zone is legal, tax or medical advice: always check what matters in official sources or with a professional. Tools and their free versions change often.