You'll make a far bigger difference than any differences in ammo.
If you're talking practice ammo.. Whatever Wal Mart sells(Federal, Speer, Winchester)
Carry ammo... Really anything from the above 3 also. Test it, see how it works in YOUR gun, and if it's accurate, roll with it.
Originally Posted by GioaJack
The fire is no longer my major concern since I am leaving immediately on an unexpected road trip to Indianapolis. Watch the national news over the next couple of days, I'll wave... well, only if I'm cuffed in the front.