Being a referee or sports official is the perfect side gig. You earn great money -- usually $40 to $100 per game -- and get fit at the same time. Demand is good year-round.

Looking for a few good side hustles to pay off holiday debt? If you’re like most Americans, that’s no easy task. The average person ran up $1,325 in debt this holiday season

A new freelance law that goes into effect in California this week could impact workers everywhere. And though there's a lot of fear, most will be able to navigate the law to their advantage

You don't have to be a starving artist. With more than 40% growth in job postings, your ability to make money with art and photography has never been better.

What: Snapped4U is a marketplace where photographers can upload portrait and event photos for purchase by the subjects of the photos

Expected pay: set by you
Husl$core: $$$$

What: Shutterstock encourages photographers to upload their stock photos for resale, which can generate royalties ranging from 25 cents to hundreds of dollars

Expected pay: 25 cents + per image

Husl$core: $$

What: Adobe Stock allows you to sell your photographs through the site's extensive and popular photo library, however the royalty rates won't make you rich.

Expected pay: 30 cents to $3.30 per photo

Husl$core: $$$

What: PaidViewpoint pays you to take surveys, providing small payments even for accurately filling in your name and age.

Expected pay: pennies per answer
Husl$core: $

What: Houzz provides a forum for designers, contractors, architects and other building professionals to advertise their services, but beware the paid plan
Expected pay: set by you
Husl$core: $$$$ (for the free plan); $ (for the paid plan).

Self-employment gives you a litany of tax breaks that aren't available to employees. But many require that you take action before year-end if you want to claim them on 2019 returns.