The length of the workday. In large law firms, it is by no means uncommon for people to be at work late into the night, as partnership shines as a hope on the horizon, and law firms gladly view the work as independent, falling outside the Working Hours Act (työaikalaki).
Since Fondia cannot compete with such practices, it competes with work/life balance, meaning shorter workdays. However, the revenue of both fundamentally relies on the formula: working hours \* hourly rate.