Take online surveys
Use cashback and rebate apps
Sign up for bank bonuses
Refer friends to services you use
Sell unused items
Complete microtasks online
Test websites and apps
Join paid research studies
Claim free trial offers carefully
Use reward credit cards responsibly
Look for unclaimed money
Enter legitimate giveaways
Use sign-up bonuses
Rent out unused items or space
Participate in focus groups
Apply for scholarships or grants
Use loyalty programs
Get free samples and resell eligible items
Ask for refunds on price drops
Use free money from employer matching programs