What: FindFocusGroups.com is a marketplace for people wanting to participate in focus groups

Expected pay: $50 to $250

Husl $core: $$$$

What: Complete surveys; participate in focus groups

Expected pay: $1 to $75 per hour

Husl $core: $$$

What: Studies and focus groups

Expected pay: $50 to $250 per one-to-two hour study for consumers; $100 - $400 for medical professionals

Husl $core: $$$

What: Join focus groups

Expected pay: $75 or more for one to two hours

Husl$core: $$$

What: participate in mock trials and surveys

Expected pay: $12 per hour

Husl $core: $$$

What: Take surveys and participate in focus groups

Expected pay: $1 to $150

Husl $core: $$

What: Survey Junkie promises to pay you to take surveys, but the pay is pennies per survey, which makes it virtually impossible to make minimum wage

Expected pay: $2 - $3 per hour

Husl $core: $$

What: complete surveys

Expected compensation: $3 per survey (15-20 minutes each)

Husl $core: $

What: Complete "human intelligence tasks" (HITS)

Expected pay: pennies

Husl $core: $

What: Survey site

Expected pay: nominal

Husl $core: $

What: Complete surveys or watch videos for pay

Expected pay: 1 cent to $2 per survey -- about $1 an hour

Husl$core: $$

What: Earn money taking surveys and reading advertisements

Expected pay: Nominal

Husl$core: $$

ReceiptHog pays cash back for in-person and online shopping, and rewards you for taking surveys

Expected pay: negligible

Husl$core: $$$

What:  Shiftsmart connects willing workers with companies seeking product testers, retail workers, telemarketers and others.

Expected pay: Varies

Husl$core: $$

What: Bark offers to connect service providers of all kinds with potential customers. But you pay for leads that are sometimes worthless.

Expected pay: You set it yourself
Husl$core:  $$

Pinata promises to help you build credit and earn rewards by simply paying your rent on time.

Expected pay: negligible

Husl$core: $$$

Qmee is a survey site that differentiates itself by allowing instant payments to PalPal, but still pays only a few bucks per hour

Expected pay: less than minimum wage

Husl$core: $$

Clickworker connects freelancers with ways to make small amounts of money, but some of the jobs are privacy-intrusive

Expected pay: varies

Husl$core: $$

Prolific is a survey site that pays more generously than most, though generally still below minimum wage.

Expected pay: $6 to $12 per hour

Husl$core: $$$

What: PrizeRebel pays you to take surveys, but the pay is slight. And the site can rescind your earnings if you run afoul of it's rules.

Expected pay: $1-4 an hour (est.)
Husl$core: $

What: GigSmart is a marketplace that connects part-time workers and companies and individuals who need help. 
Expected pay: varies by job
Husl$core: $$$

What: UTest enlists freelancers to test new software, smart phone apps, and other products but it's cagey about what you'll get paid.

Expected pay: speculative
Husl$core: $$

What: Appen enlists freelancers to evaluate websites, identify problems/issues with artificial intelligence programs, and engage in other longer-term AI projects for corporate clients.

Expected pay: $10 - $15 per hour
Husl$core: $$$

What: UserTesting enlists freelancers to review new websites and mobile apps for a payment of $10 per test
Expected pay: $10 per 20-minute test
Husl$core: $$$

What: Ivueit matches freelancers with property managers that want photos and information about their commercial units

Expected pay: $5 - $32 per project
Husl$core: $$$$

What: Voxpopme pays consumers to answer survey questions and record short videos

Expected pay: nominal
Husl$core: $

What: Product Tube is a market research site that pays freelancers $5 to $35 for doing two-to four-minute product reviews on video

Expected pay: $5-$35 per video
Husl$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: Spare5 connects side hustlers with "micro-tasks" that pay a few pennies each.

Expected pay: $0.01 to .50 cents per task
HuslScore: $

What: Perksy pays a negligible amount to complete "gamified" surveys via cell phone

Expected pay: pennies
Husl$core: $