Ryan Grant turned a lucrative side-hustle of flipping Barbies and other purchases into a full-time job.

It seems too easy to be true that you could make millions by raiding the clearance aisle at your local Walmart or Target and then selling your haul on Amazon. But that's exactly what 28-year-old Ryan Grant is doing.

Ryan Grant turned a lucrative side-hustle of flipping Barbies and other purchases into a full-time job.

It seems too easy to be true that you could make millions by raiding the clearance aisle at your local Walmart or Target and then selling your haul on Amazon. But that's exactly what 28-year-old Ryan Grant is doing.