That is one example of expat entrepreneurship. There are so many available opportunities worldwide!
Working at home takes a level of discipline beyond that of the workplace employee.
The best way that I have found to earn a living online is freelance writing.
Spaniards are risk adverse. Everyone wants to be an employee. Unfortunately, the country's unemployment is one of the highest in the world.
Many people who want to write a book should not. More people are writing books for the wrong reasons!