I Downloaded Photoshop Elements 12 Trial

Just to try it out. I did a quick beginner 10 minute 'shop of one of my pictures of the new Quattroporte. Check it out:

I just messed around with it then quickly made it look decent. Any tips or tricks you guys could give me? I've been watching some Youtube videos on how to do some of the more difficult things. I'll probibly post some more edited photos later today as well as the weekend.