Talk:RR3 Wiki:Sales This Release/@comment-39641350-20190530142911/@comment-28169398-20190530220607

Try reading Strategy page and RR3 Wiki:Upgrades Strategy For 100% Completion.

I would add that it is advisable to upgrade a car only enough to unlock the next Career Series and only do Bonus Series to the upgrades that you have on a car that might be included in the series which you needed for Career Series.

Also the following YouTube Playlist from Racer KCain10r might be very helpful:

https://www.youtube.com/playlist?list=PL8--6L5DygViudj7AeY44frxaUvytcX2y