Some people have. Here are some of the worst. Photos supplied by @ParkingInSheff.
1. 17. sharrowvale road farmers market.JPG
Farmers market, Sharrow Vale Road. Photo: JPI
2. 2. burngreave.JPG
Car left in the middle of Burngreave Road. Photo: JPI
3. 19. roach road.JPG
Parking on Roach Road. Photo: JPI
4. 10. bruce road.JPG
Double yellow parking on Bruce Road Photo: JPI