[quote=Expllo]"Upgrading this ability allows you to upgrade strategy" 
[/quote][quote=Expllo] "This ability can only be upgraded by upgrading Intelligence first"
[/quote]It says this ^^ yet everyone else(Besides for the master chars) seem to be adding points to the upgraded versions without fully mastering them. Unless you just need to have at least one point in the beginner before you can start dishing out points to the advanced skills then I'm lost in this particular section.