To the uninitiated, the very concept of a "YouTube celebrity" doesn't make a lick of sense. How do these jerks earn so much money by talking bollocks and playing games on a free video site? As it turns out, the work that goes on behind the scenes is surprisingly complicated: everything from video equipment to content branding plays a large role in the success or failure of a channel.

If you're looking to get rich on YouTube - or just want to attract an audience that goes beyond your family and friends - this infographic breaks down everything you need to know.

There's no denying the gender pay gap. It's there: The average pay for a man, the average pay for a woman, and space between. The gap exists regardless of whether or not you believe it exists. Wage gap deniers don't deny the gap itself; they deny its significance. Women stay at home with children, so the numbers make sense, they say. Women don't negotiate, so of course there's a gap.

Hi Lifehacker, My fiancé and her parents are looking to sell their beauty salon so they can open a coffee shop. To keep an income stream, they want to continue working in beauty from home with existing customers. Is this possible or are they subject to some form of goodwill when it comes to the clientele of the current business?

The Australian Bureau of Statistics (ABS) has released its average weekly earnings report which does exactly what it says on the tin. By taking the average weekly earnings and multiplying them by 52, it's possible to work out the average annual wage in Australia. Here's how much you should be earning.

Bitcoin is a form of cryptocurrency that can be used to purchase everything from online goods to multi-million dollar mansions. They are currently more valuable than gold, with a single Bitcoin equalling more than three thousand Australian dollars. Needless to say, there is a huge amount of interest in bitcoin and it's not too hard to start mining bitcoins of your own.

The gig economy — the on-demand, mobile workforce leveraged by the likes of Uber — seems like the dream: whenever you feel like working, you simply turn on your phone, accept the jobs that you want, and ignore the ones you don't. There's no office to go to, and no boss to answer to when you haven't shown your face for a while.

But, as I would discover when I went undercover as a Deliveroo delivery driver, the gig economy is not a one way freeway to wealth and happiness, it's a two-way street.

The end of the year is approaching quickly, and as we get closer to December, we want to focus on saving for the holidays. So this month, our challenge is simple: Clean out your closets and make some extra cash while you're at it.

Are you a coder or white-hat hacker looking to make some money on the side? Bug bounty hunting might be the perfect gig for you.

According to the most recent ABS data, the average Australian income is $60,892 per year. However, this number is pretty meaningless if you're trying to work out the mode or median: the wages at the very top and bottom invariably skew the results.

If you really want to know how your income compares to the Australian average, you need to focus on people in similar circumstances to yourself. The WageSage website attempts to do the hard work for you: it limits the results to people who share your age, location and gender for much higher accuracy.

After a decade of frivolous spending and trial-and-error, most of us have figured out how to navigate the most common money mistakes by the time we hit 30. However, then we face a whole new group of challenges that have the potential to ruin you financially. From spending too much on your wedding day to putting your kids' education before your retirement, here are 11 common pitfalls to avoid.

When you freelance with a client, they typically give you a contract to sign that protects them in case things go south. You might want to have your own contract, too. The US Freelancers Union & NYC startup AND CO have made a tool that helps you create one for free.

Some jobs come with a built-in requirement for travel, like teaching a language abroad or working in sales. But if you want to travel for fun and earn some extra cash in the process, there are a few options for that, too. You won't get rich with these side gigs, but they might pay for a fancy dinner or your museum admission.

You might think it's too late to save a buck or two for those last minute gifts, or maybe that it's too late to find cash to treat yourself while you're buying for everyone else. Well, here are some ways to find some extra scratch to make the yuletide that much brighter.

Mystery shopping is one of the ways you can make some pocket money in your spare time. If you get assigned to mystery shops at airports, on your next holiday you could not only kill time waiting for your flight, you could earn some money and possibly score free food too.

The Melbourne Cup is nearly upon us, which means workplace sweeps, free-flowing champers and people wearing silly hats. It's also a good opportunity to show off your commanding grasp of the sport’s varied verbiage. This in-depth glossary is designed to help ensure you know your farriers from your fascinators.

When you're selling your old furniture, a great photo will not only get it sold faster, but it will probably net you a few more bucks. Here are two tips the pros use when selling furniture online.

Dear Lifehacker, How can I use my motorcycle to make some extra cash? I don't have a car so Uber is out of the question. I looked into Deliveroo but it's surprisingly difficult to find out how to become a rider for them. What are some ways I can use a motorcycle to earn money?

It's hard to feel in control when your financial situation sucks, but control is absolutely crucial in getting your finances in order. Especially when you feel defeated, it's important to build an internal locus of control -- a belief that your actions can affect your destiny. Here's how to work on it.

Dear Lifehacker, I was wondering if you can help me appraise some gold stud earrings I wish to sell? They're jadelite cream with a vintage apple design. Each piece has 11 diamonds on the back totaling 22. I can see hallmarks but can't quite make them out. I don't know their value or maker. I would appreciate any help!