Check out the article for such tips .. like this!
If you prefer your pet to stay in the rear try the rear seat hammock style cover, which will block access to the front seat and keep your pet confined to the back area. My Corgi likes to jump down into the foot area, and every single time I move her back onto the seat. We go through this on a regular basis. A hammock would probably help this issue. Most of these come in many different colors so you can match your interior or heck, just pick a color you like.