You can create a free account on WordPress.com to become familiar with the WordPress dashboard. But when you actually begin designing and building your actual website, you will want to buy domain/hosting and use WordPress.org. Otherwise you will need to do some migrating: https://www.wpbeginner.com/wp-tutorials/how-to-properly-move-your-blog-from-wordpress-com-to-wordpress-org/
However, if you're looking for realistic ways you can start earning money online now, then it really truly does boil down to seven paths you can take towards profit. Some will provide you with immediate results, helping you to address your basic monthly necessities such as rent, utilities and groceries, while others have the potential to transform your life by revolutionizing your finances in the long term.
When promoting a product, you are also promoting the person or organization that owns the product. This should be the first thing to know before selecting the product you are promoting. You surely don’t want your clients to be unhappy after purchasing the product. Trust me; they will never come back to your site again to purchase anything! This is because you have dented your credibility. Normally, any company or website with good customer service is bound to have happy customers.
Cafe Press: This website allows you to create digital designs that can then be sold on the platform. You'll earn a commission for everything that sells and you'll never have to deal with logistics like printing, warehousing and customer service. If you have some graphic design skills, then this is a great potential source for your web-based income.