Hey Eleni, that really depends on what you want your business to look like. If you want to basically do your work as a consultant or via email or telephone, you really only need a simple website advertising your services. You can build that with the guide on our homepage: https://websitesetup.org/. However, if you are planning to sell things directly on your website, you will have to look into something with ecommerce capabilities. In that case, I can recommend these two posts:
I have started with affiliate marketing and focusing on becoming an authority website. All I realized in this process is the difficulty in becoming an authority website. It is not so easy but never impossible. So, I am putting hard work with smart work and trying as much as possible to boost the authority of my website. Hope, affiliate income starts rolling out soon.
Selling clothes you no longer wear is a quick way to make some money. Start with local consignment shops for faster cash, or use sites like ThredUp and Poshmark to find buyers. If you go the online route, be sure to take clear, well-lit photos of your pieces and research similar items to set competitive prices. Get tips on how to sell your clothing.