Career experts say what you do for fun can actually make you some extra cash and may even turn into a career.
First, set up links to Amazon on a blog or website. When you promote an item and someone buys it you earn a commission.
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Next, if you're good at playing video games you can cash in by playing on streaming sites like Twitch. Popular players on the site are said to make more than $6,000 a month!
And if you play an instrument, consider giving private lessons. You could make up to $50 per hour. You can teach face to face or do it online through video chat sites like Skype.
And finally, if you speak another language, put it to use. Many people need interpreters at doctor and court appointments. Most interpreters charge $20 an hour.
Tax experts say if your hobbies make you money, you can write off your expenses.