Understanding Logo File Formats -- Great info explained in an easy to understand logical way! Know which file is used for what and what you should use & get from your Designer! :) Great for referencing and learning. I need PSF/AI, & high res.
They are simple, yet they express a clear idea. For example, the car with the cord represents a hybrid/electric car. the color scheme also works well with the theme. The blue and green seem to represent nature and harmony.
30 of the Best Character Design Tutorials for PS & AI