I think it acts like a "net" to see how far reaching the clubs appeal is, to attract good players from the nation. But I could be wrong on this. In general, you should see a small increase to the youth intake quality
The sponsor values have been adjusted worldwide to better balance the finances of the clubs. In addition, I have calculated individual maximum values for each nation. This should improve realism, especially in smaller nations, and thus make "Build a Nation" saves more realistic. ...
which gives you a hint of thequality of newgen players generated at youth intake day, and how good they may become in the future with a great development program put on the