With the rising prices of commodities, it is not surprising that people are looking for other ways to earn money. Extra work is no longer an exception but a rule especially in cities where the cost of living can be really high. Now, people hold two or three jobs just to make both ends. And this is not just a trend for students but also for people who have established careers. Nowadays, everyone is doing a sideline for that extra income.
In the movie Star Trek, space is considered to be the final frontier. Since ordinary civilians are not yet able to complete the voyage to seek new worlds, the best thing anyone can do is reach out to people in different states and countries by communicating in cyberspace.
Freelancing is one of the most lucrative ways to earn a living nowadays. You can do it as a side business or you can do it as your regular one. It really depends on how much you can do and how much you can earn from the assignments that you get.