Turns to the company who requires

Availability of fixed finance competence
Availability of English communicating finance person, with general accounting, finance and time management skills, in the finance department for a shorter or longer period

Inspiration from outside to save time in business processes
Independent inspiration from outside the company to more efficiency in the business processes releasing more time in the finance department

Substitution in special situations
A substitution in the finance department in special situations like resignation and handing over tasks/routines, sickness, leave, holiday, extra workload due to change in structure of ownership or company structure, financial analyze of new focus area, implementation of new business process, implementation or conversion to new software, annual report process, budget process, implementation of new law regulations, project management or relief of workload to employee in the day to day business due to project work

Fair price
Fair price competitive for such services compared to auditing companies/temping agencies