My undergraduate soft-skills club was where I picked up my photoshop skills. In my three years as design lead, I made a lot of posters, banners, certificates and promotional materials. Here are some of my favourites:
I also draw, though not as often. Debie commissioned me for the following piece. I hand-drew and digitized the outline of the letters, and then shopped it to get the basic cover. Then she edited it to get the final image.