first of all, dont overthink it. 1 spray before work, 2 sprays before weekends/bars is what i do, right on the throat. dont worry about your pores and shyt
you really only need 3 colognes to start;
-casual/work. id suggest polo black, or acqua di gio
-weekend/bar/club. can't go wrong with a dior sauvage
-date/
cologne. something like Yves Saint Laurent. you can go to macys, and try all these. buy something you like, not because some dikkhead on youtube recommends it
also, don't wear cologne to the gym. that's for Persians