Not a day goes by without seeing a situation where someone has used a JPEG file in a situation where another format should have been used instead. Today’s tutorial, The Evils of Using JPEG Files, goes over many of the reasons why you shouldn’t use JPG files. Even if you feel you understand JPEG files, I encourage you to read this tutorial at least once. Yes, JPEG files have their place and I use them regularly. The key is knowing when JPEG is the right choice and when it should be avoided.