Slot 1 - Edged weapons.
Slot 2 - Pistols/sidearms.
Slot 3 - Fully automatic weapons (submachine guns and machine guns).
Slot 4 - Semi-auto/bolt action/other weapons.
Slot 5 - Anything that isn't a gun or edged weapon.
Slot 6 - Anything that isn't a gun or edged weapon.
1 - Klappspaten. Or a officers saber.
2 - Walther PP
3 - Hard to choose. MG42 would be awesome, but as you can't deploy them in windows and I like something more handy and versatile, I go for StG44
4 - G43 m. Zf.
5 - Panzerfaust 100
6 - A bottle of wine and a bin of sauerkraut