If you create a website on a topic you know a lot free spain number for whatsapp about, it will be much easier to generate a lot of quality content and it will be a fun job. Don't expect to earn 1,000 euros a month with a 10-page website. I recommend creating at least 20-30 pages of content before you start working with AdSense.
To sum up
To summarize briefly, you can earn quite well with Google AdSense, but it is not a program where you can get rich quick. There are some common sense rules to follow that will help you lay the foundation for high and stable earnings:
Love the subject you are writing about and try to know a lot about it.
In addition to producing unique and relevant content, do so regularly to let Google know that your website is constantly updated with new information.
Don't try to fool Google with any kind of "artificial" clicks.
Do some research to find the most profitable niches in terms of CPC and search demand. Create your content plan based on these insights.
This will help you get lots of traffic and monetize it with AdSense.