Surely the best way to avoid any issues would have been to not allow any form of modification to the images. If it is allowed then some members could take advantage and go beyond just enhancing the colour.
I wonder what the icopress special pizza looks like
You're right Sir JollyGoodI wonder what the icopress special pizza looks like
And this was the Exact reason why I chose not to edit or enhance the photos of my pizza before entry/submission, despite the fact that I'm pretty good with photo editing/colour enhancement.