Software expenses...
Pro Tools HD 11 upgrade
Accusonus Drumatom
Maag EQ4
SoundToys Native Effects (Crystallizer, Decapitator, Echoboy, FilterFreak, PanMan, Tremolator, PhaseMistress & Speed)
Blue Cat Audio Patchwork
Some SPL shit (DeVerb and MoVerb)
Antares Autotune 7
... and a few more still on...