In my opinion the best way to earn money is to transform your hobby into your career. This is because it has a lot of advantages such as combining doing something you enjoy with making money from it too without any stress. That's why I believe it is amazing. Hi Ana. I hope these suggested corrections will help you. Simon

En mi opinión, la mejor manera de ganar dinero es convertir tu hobby en tu profesión favorita. Esto tiene muchas ventajas, ya que es una actividad gratificante, es la combinación de algo que te apasiona con la posibilidad de obtener ingresos, y además evita el estrés. Por eso me parece una idea fantástica.

In my opinion, transforming your hobby into a career has advantages over other methods of career development. The main advantages include, that you already have skills in this hobby, which shortens the time needed to develop the hobby at a professional level. Further, that you already find this activity entertaining, which can reduce your stress as you plan to take your hobby to the next level.