Just wondering if there was a guide or if anyone has any ideas of what abilities you require for each league starting in the vanarama league and upwards
If you mean the player attributes,
the Team Comparison is where I always go for a general guide. You find the top and bottom rated attributes for each one.
Team Report > Comparison
Bear in mind these numbers are calculated from your First Team Squad, so make sure you are structured properly before looking - a few youth players can throw your numbers out.