My problem and wish

Hello, so my problem is : sometimes after win race i have bug sound with credits, I still hear the sound of getting my credit in race

And my wish , Can you do somethink with split screen please? why my brother cant take too my cars from garage but only me… but only rent, and how can i turn off camera motion for 2nd player… i cant find it… Can u do better split screen please?.. im rly sad . thank you very much and i will wait for update split screen.