Upwork is currently the most popular platform for freelancers wanting to earn money by working online. For those who don't know, Upwork was the result of a merger between two freelancing platforms (websites), namely: Elance (founded in 1999) and Odesk (founded in 2003). The merging happened in 2013, thus giving birth to Upwork. With over 12 million registered freelancers and over 5 million registered clients, joining Upwork is getting more and more difficult nowadays. I started out in 2008 and was active on Odesk, so when the merger came, my account was automatically transferred to Upwork. To gain a high chance of getting your account's registration approved on Upwork, it is essential to learn new skills or to possess skills that are currently in demand. Upwork press release regularly posts their top fast-growing skills per quarter. For example, according to Upwork's Q3 Skills Index for 2018, these are the Top 20 fastest-growing skills for freelancers: Dro...