I make about $20 a month from two photos I uploaded about three years ago. One is a picture of a dolphin jumping out of the sea that I took while hanging off a

I make about $20 a month from two photos I uploaded about three years ago. One is a picture of a dolphin jumping out of the sea that I took while hanging off a boat on holiday and the other picture was a picture of my toilet roll and holder taken in my bathroom at home. I just convert it to credits and spend on iStock but yeah, the potential is there if you have good skills. I hear it's much harder to get photos approved now though.