I am at level 12,815 and never had to pay anything. I won 540 races in a row and still have over 4,000 gold bars. Learn how to play and you can go far without paying anything. Good luck.
I had a pulmonary embolism in 2013 and I was stuck at home for six weeks and I saw this game on Facebook. So I started play it and I been playing off and on for the past 10 years. I am at 9,500 level.