For those who are having trouble doing good and qualifying with 10k or even 100k, you have to spend the first few years investing in your accountant so you can get good sponsors and save a lot of money. Investing everything into the other 3 is useless since they'll drop 20 points in the next season and if you neglect your accountant you won't make enough money to replace them. Once you get sponsors that give you at least 3000 euros it becomes very easy to win every year because you can always hire the best people and revamps