Be strict and firm about this.
There is even an entire website dedicated to feet pictures called WikiFeet.
Sites like and are great for editing images and creating different effects.
If you are a creative person, you can print photos of your beautiful feet on pillows, mugs, T-shirts, or just about any other sellable item.
Your profile has to be reviewed and approved.
Reward loyal customers with discounts on subsequent purchases.
You can actually sell beautiful photos of your feet here and make easy money that way.
Stock photo websites are where bloggers and publishers get their photos, either paying per photo or a monthly fee.