It does say that it's an early W.I.P and the OP has not made much progress yet, the OP made the thread to get other people's ideas on what he should change.
Ok. Well I think the headlights should be a little stretched out like the Accord and your target car, the Camry.
Bad news. The original file for the model was lost. Which means I need to restart and I am starting to lose motivation on the project. I need help on this project. (it is about time to ask for help)