>>624185
>make 100 slamfire guns from 50 meters of tubing you bought for 50$
>go to different buybacks and receive 200$ gift cards for a single slamfire
>end up with 100x200$=20.000$ worth of gift cards
>sell gift cards for 150$ each
>have 15.000$
>deduct price for welding materials and fuel for driving to different buybacks
>end up with 14.000$
Why isn't literally everybody doing this?