-Suspension Right system
Now you will earn 1 suspension right per 4500 fame.
You can out of print 1 book if you have suspension right and that book will not receive order from bookstore.

-Another Steam leaderboard.
When pass 5 years in-game, how much money can you earn?

-Balance adjusted.
Now if one book's sales volume exceed certain value (higher as book's level), that book's sale will significantly decrease. So, move on to other new book.