Not enough crew.
Not enough engineers.
S*&t COS that no experienced pilot is interested in accepting.
No 13th month because "times are tough".
No 13th month because "there's no money in freight".
Buying a few more aircraft (which we can't crew) every Feb & March to lower the profit below the profit share threshold just in time for the profit share calculation.
Multiple different Ts & Cs for cabin crew.