How can I find out how much will my task cost?

I would like to consult a specialist. Is such a service provided and how much does it cost?

How can I find out the rates of service providers?

How does the service provider determine the scope and price of the service?

How can I pay for task-related purchases, e.g. required materials or other costs?

How is the task time calculated?

How much does it cost to book a service provider?

When are the payments for the services made?

Are there any additional fees?

Are there any additional charges if no agreement has been reached?